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San Antonio Window Replacement Services

Window Replacement San Antonio Residents Trust

If your home’s windows are outdated, drafty, or difficult to operate, it’s time to consider a high-quality replacement. At Green Energy of San Antonio, we specialize in installing durable and energy-efficient windows that stand up to the Texas heat and help reduce your monthly utility bills. Our team is committed to delivering top-notch service while enhancing the comfort and beauty of your San Antonio area home.

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green energy of san antonio
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Call Today

San Antonio Office: 210-310-3371

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Address

Green Energy Of San Antonio
1150 N.W Loop 1604, Suite 500,
San Antonio, TX 78248

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About Our Window Installation Services

At Green Energy of San Antonio, we handle every step of the replacement window process with precision and care. Our experienced technicians work with top-quality products and follow industry best practices to ensure a seamless, stress-free experience from start to finish. When you choose Green Energy of San Antonio, you get:

Green check icon
Expert Consultations: We’ll assess your home, discuss your design preferences, and recommend the best window styles and materials for your needs as part of a smart home improvement plan.
Green check icon
Professional Installation: Our factory-trained team includes some of the best window installers in the area, and they install each project efficiently and precisely to minimize disruption to your daily routine.
Green check icon
Safety & Cleanliness: We respect your home by using drop cloths, protecting your furniture and floors, and cleaning up thoroughly when the job is done.
Green check icon
Quality Assurance: Every project is inspected and tested to guarantee your new windows meet our high standards for performance and durability.
Green Energy technician working on the exterior of a home in San Antonio

Public Service Discount

5% OFF

Military, Firefighters, First Responders and Teachers

Discounts cannot be combined with any other offer.

10 DOUBLE HUNG WINDOWS

$9,900

LABOR INCLUDED. $1,510 in savings!

Standard 96 inches or less, no architectural designs, tempered not included, white only. Offers may not be combined.
warranty icon

Lifetime Warranty

On Energy Efficient Windows

Green Energy offers a lifetime warranty on all replacement windows. Learn more here!

About Our Replacement Windows

Our window company handles each step of the home improvement process for replacement windows and is among the best window installers for local homeowners. Built with premium materials, advanced technology, and the highest quality products, our windows are engineered to reduce drafts, regulate indoor temperatures, and withstand the harsh Texas climate.

Sliding white window frame
Slider Replacement Windows

Slider windows glide open horizontally, making them easy to operate and ideal for wider openings. They invite broad views of the outdoors and ample sunlight into your home, helping create bright, inviting living spaces.

Learn About Slider Windows
Open white energy-efficient window
Casement Replacement Windows

Casement windows operate with a convenient crank, delivering excellent ventilation and a tight seal against drafts when closed. Their clean, sleek lines complement nearly any architectural style, making them a modern and functional choice for many homeowners.

Learn About Casement Windows
White window frame
Picture Replacement Windows

Picture windows are fixed-pane units that showcase outdoor views while letting in abundant natural light. With no moving parts, they form a tight seal against air infiltration, and double-pane options are generally more efficient than single-pane windows, making them a great choice for enhanced energy efficiency and stunning, unobstructed scenery.

Learn About Picture Windows
White double-hung window with grid pattern.
Double Hung Replacement Windows

Double hung windows feature two tilting sashes for effortless cleaning and customizable airflow, creating a more comfortable indoor environment. Their classic look adapts well to both traditional and contemporary homes, offering timeless appeal and ease of use.

Learn About Double Hung Windows
White energy-efficient awning window partially open
Awning Replacement Windows

Awning windows are hinged at the top and open outward, allowing fresh air to enter—even during light rain. Their compact, space-saving design makes them perfect for smaller areas like kitchens, bathrooms, or basements, adding both functionality and style to any room.

Arched white window with single pane.
Specialty Replacement Windows

Specialty windows come in unique shapes and sizes—such as circular, hexagonal, or octagonal—to add character and charm to any space. With options like decorative glass, grilles, custom finishes, and impact-resistant tempered glass or laminated glass that reduces the risk of shattering, you can personalize these windows to perfectly match your home’s style, and hail-resistant designs enhance safety during severe thunderstorms.

Why Choose Green Energy of San Antonio For Your Next Window Replacement Project?

Save money icon

No High-Pressure Sales Tactics

We believe in providing San Antonio homeowners with all the facts—no gimmicks, no pushy tactics. Our goal is to help you make an informed decision that’s right for your home and budget.

Silhouette with green star

Exceptional Customer Service

From the first phone call to the final walkthrough, our team is here to guide and support you every step of the way. We pride ourselves on being responsive, transparent, and attentive, no pressure, no gimmicks. Schedule a free consultation and get an accurate written quote today.

Eco Friendly Home icon

Limited Lifetime Warranties

Our replacement windows come with a robust manufacturer’s warranty, and we back our installation with a limited lifetime labor warranty. You can feel confident knowing your investment is well-protected.

Green Energy of SA Home Icon

Free In-Home Consultations

We offer complimentary consultations to assess your home’s current windows, discuss potential solutions, and provide you with an accurate, written estimate—no strings attached.

Wide, downward-pointing black arrow on light background.

Save Up To 35% On Your Energy Bill

Our Easy Process Makes Window Replacement A Breeze

In-Home Consultation

Our design consultants provide you with a presentation on our windows, listen to your needs, and create a custom plan to increase energy efficiency and improve your home’s look.

Measure & Manufacture

Project technicians take accurate measurements and answer any further questions before placing your custom window order.

Installation

Thanks to our pre-installation measurements, once your existing windows are out, our job is simple. After installing, we’ll test every aspect of your replacement windows, making sure that they open and close properly and meet our high expectations.

Clean-up

Our Installers treat your San Antonio home as if it were their own and leave it better than they found it. This includes cleaning our work area, removing any mess, shining your new windows, and putting your furniture back in its proper place.

San Antonio Homeowners Love Our Energy-Efficient Windows

4.7 Google Star Rating4.7 Facebook Star Rating4.7 Home Advisor Star Rating
5 stars icon

“Excellent trustworthy company. Honest & upfront & QUALITY materials. We had all new LowE glass, double-paned windows installed.  Our energy bills have been cut in half! Recommend this professional company to all I come in contact with!”
– Kim

5 stars icon

“Good quality windows at a fair price. The crew who installed the windows for the entire house did an excellent job. Left the job site clean, were fast, and it was a full crew, not just two guys. Fast service and the office staff is very helpful. Highly recommended! Just do it!”
– Tracy

5 stars icon

“Great windows. The install crew Dave, Richard and Mike were top-notched. If I could give 10 stars I would. Their windows blocked the noise from road traffic next to my house.”
– Devin

“No longer is our A/C struggling to keep up with the 100+ degree August days and our energy-efficient windows are to thank. Lastly, we live in a dense and sometimes noisy neighborhood with a garage band that sometimes practices next door, so we added on the Sound Reduction package and it made a huge difference helping keep our house quieter.”
– Neil H.

"Friendly, efficient, and very professional. From my first contact with the company rep to my last contact, the entire staff conveyed great customer service skills."
– Irene

“Good quality windows at a fair price. The crew who installed the windows for the entire house did an excellent job. Left the job site clean, were fast, and it was a full crew, not just two guys. Fast service and the office staff is very helpful. Highly recommended! Just do it!”
– Tracy

Benefits of Energy Efficient Windows

Energy-efficient windows, also known as Low-E windows, are a valuable investment for homeowners in San Antonio, offering numerous benefits that can enhance the comfort, value, and sustainability of a home. By installing Low-E windows, homeowners can reduce energy consumption, lower utility bills, and even become eligible for Energy Star rebates.

Reduce Energy Consumption

Energy-efficient windows are designed to minimize heat transfer between the inside and outside of a home, reducing the need for heating and cooling. About 30% of a home’s heat or cool air can be lost through windows. This can lead to a significant reduction in energy consumption, which not only saves homeowners money on their utility bills but also helps to reduce their carbon footprint. By choosing our windows, San Antonio homeowners can enjoy a more comfortable indoor environment while contributing to environmental sustainability. Energy-efficient windows may also help reduce heat gain and heat loss and can potentially save homeowners hundreds of dollars annually.

Large energy-efficient windows in sunlit room.
Couple reviewing their home energy savings budget together

Lower Utility Bills

By reducing energy consumption, Low-E windows can help homeowners lower their utility bills. This can be especially beneficial for homeowners in San Antonio, where the hot summer months can lead to high energy bills. With our windows, homeowners can enjoy a more comfortable home while also saving money on their energy costs. The investment in Low-E windows pays off over time, making it a smart choice for those looking to reduce their monthly expenses.

Eligible for Energy Star Rebates

Many Low-E windows are eligible for Energy Star rebates, which can help homeowners offset the cost of installing new windows. The Energy Star program, a joint initiative of the U.S. Environmental Protection Agency and the U.S. Department of Energy, helps homeowners identify energy-efficient products that can save them money and reduce their environmental impact. By taking advantage of these rebates, homeowners can make their investment in new windows even more affordable.

Three large windows with greenery outside, indoor potted plants.
Open white window with city construction view

Noise Reduction

New windows do more than just improve energy efficiency and aesthetics—they also contribute to a quieter home. Our windows are designed to reduce the amount of noise that enters your home from the outside. This is particularly beneficial if you live in a busy area or near a noisy street. The advanced materials and construction of our windows create a sound barrier, significantly diminishing the intrusion of external noises. We also have additional noise reduction in the form of our Serenity Glass if even more reduction is desired.

The Importance of Curb Appeal

Curb appeal is a critical factor in the value and attractiveness of a home, and it can be significantly enhanced with the installation of new windows. New windows can improve the appearance of a home, increase its value, and even make it more attractive to potential buyers.

Increase Home Value

New windows can increase the value of a home by improving its appearance and functionality. According to the National Association of Realtors, new windows can recoup up to 73% of their cost at resale, making them a valuable investment for homeowners. Additionally, new windows can improve the energy efficiency of a home, which can be a major selling point for potential buyers. By installing Low-E windows and enhancing curb appeal, homeowners in San Antonio can enjoy a more comfortable, valuable, and sustainable home.

Whether you’re looking to reduce energy consumption, lower utility bills, or increase home value, new windows can be a valuable investment for any homeowner. With the right window replacement company, San Antonio homeowners can transform their homes into more energy-efficient, attractive, and valuable properties.

Brick house with large windows and well-maintained lawn.

See & Feel the Difference with our Replacement Windows

Slide to see before and after photos of our energy-efficient windows.

Bedroom with large windows and view of a balcony and hammock.

Before

View from inside a bedroom with large window and outdoor patio.

After

Large windows with lake view and patio.

Before

View through large bedroom windows onto a lake.

After

Window replacement in San Antonio

Before

Window replacement in San Antonio

After

Kitchen window with view of trees at dusk

Before

Kitchen sink under window with a tree view.

After

Window replacement in San Antonio

Before

San Antonio window replacement

After

0% Financing for Energy-Efficient Upgrades

Financing is available for radiant barrier and window projects, including 0% interest for 2 years, making it easier to upgrade your home without the upfront cost.

Blue swoosh logo, Green Energy of SA.

Green Energy Is The Reigning Champion Window Replacement Company in San Antonio & Surrounding Areas

Whether you’re in San Antonio, Boerne, New Braunfels, or any nearby community, Green Energy of San Antonio is your go-to window replacement company. We’re proud to offer exceptional products, stellar installation services, and outstanding customer care to homeowners throughout the San Antonio area.

Why Is Replacing Windows Better Than Repairing Them?

As a locally owned company, we’re proud to serve San Antonio, TX, and surrounding communities with attentive, local customer care. Replacing outdated or damaged windows offers far greater benefits than trying to fix them, especially when old windows are causing drafts, higher energy bills, and uneven indoor comfort. New, well-sealed windows help maintain a stable indoor temperature, eliminate drafts, and reduce outside noise, leading to a more comfortable home. While repairs or window glass replacement might seem cost-effective initially, they can lead to recurring problems; by contrast, new windows offer a clean start with durable frames and modern designs. Plus, reputable window replacement companies typically provide warranties on both products and workmanship, giving you peace of mind that a simple repair cannot match.

Man measuring window frame.
Cozy living room with large window, fireplace, and decor.

Are Vinyl Windows or Glass Windows Better?

Nearly all residential windows have glass panes—what truly varies is the frame material. While window glass replacement can help in limited cases, full replacement is often the better long-term option for old windows. Vinyl windows feature durable vinyl frames coupled with multiple panes of glass, offering excellent insulation, low maintenance, and often a more budget-friendly price. Common replacement methods include insert and full-frame installations. By contrast, older windows or those referred to as “glass windows” may use single-pane glass with aluminum windows or wood windows, which can be less energy-efficient and require more upkeep. In most modern homes, vinyl-framed, multi-pane windows provide the best balance of energy savings, weather resistance, and cost-effectiveness.

Additional Frequently Asked Questions about Window Replacement

How Do I Know If I Need a Window Replacement or Just a Repair?

Generally, if you’re dealing with repeated drafts, persistent condensation between panes, rotting frames, water damage, or windows that are difficult to open and close, it may be time to replace your windows rather than patch them up. Small cosmetic issues like minor scratches, loose hardware, or worn weatherstripping can sometimes be repaired, but more significant damage usually calls for replacement.

For homeowners in San Antonio, window replacement can be especially valuable when older windows allow heat to enter the home, forcing the HVAC system to work harder. If your current windows are outdated, inefficient, or causing comfort issues throughout your home, new windows can provide a more reliable long-term solution.

What’s the Typical Timeline for a Window Replacement Project?

A standard window replacement project can often be completed in just a day or two for a modest-sized home, depending on the number of windows being replaced and the complexity of the installation. Custom windows, specialty shapes, large openings, or additional exterior work may require more time for production and installation.

The overall timeline can also vary based on whether the project includes additional upgrades, such as door installations, siding work, or repairs around the existing window openings. During your consultation, Green Energy of San Antonio can review your project details and provide a more accurate timeline based on your home’s needs.

Can New Windows Really Lower My Energy Bills?

Yes. High-quality replacement windows can help lower heating and cooling costs by reducing air leakage and limiting heat transfer. In San Antonio’s hot climate, energy-efficient windows are especially helpful because they can reduce the amount of outdoor heat that enters your home.

Options like Low-E glass, insulated frames, and tight seals can help your home stay cooler and more comfortable while putting less strain on your air conditioner. Depending on the age and condition of your current windows, you may notice improved indoor comfort and potential savings on your monthly utility bills.

Which Window Style Is Best for Me?

The best window style depends on your home’s architecture, how each room is used, your ventilation needs, and your personal design preferences. For example, casement windows are a strong option for areas where you want more fresh air, while picture windows are ideal for maximizing natural light and outdoor views.

Vinyl windows remain a popular choice because they are affordable, low-maintenance, and energy efficient. Fiberglass windows offer strong durability and thermal performance, while aluminum windows can provide a clean, modern look. Wood windows are typically the most expensive and require more upkeep, but they may appeal to homeowners looking for a traditional appearance. An in-home consultation with Green Energy of San Antonio can help you compare window types and choose the best fit for each space.

How Should I Prepare My Home for Window Installation?

Before installation, clear the area around each window by moving furniture, removing window treatments, and taking down nearby wall décor. This gives the installation team easy access and helps protect your belongings from dust or accidental damage.

It’s also helpful to deactivate security sensors connected to your windows and make sure pets are kept safely away from the work areas. If there are outdoor obstructions near the windows, such as patio furniture, plants, or decorations, moving those items ahead of time can help the installation process go more smoothly.

What Are the Benefits of Replacing Old Windows?

Replacing old windows can improve your home’s comfort, energy efficiency, appearance, and overall value. Older windows often allow drafts, heat gain, and air leaks, which can make certain rooms feel warmer or harder to cool. New windows help create a tighter seal and can reduce the workload on your HVAC system.

Window replacement can also improve curb appeal, reduce outside noise, and make your home easier to maintain. If your current windows are faded, damaged, difficult to operate, or no longer match your home’s style, replacement windows can provide both functional and visual benefits.

What Type of Windows Are Best for San Antonio Homes?

Energy-efficient windows are typically the best choice for San Antonio homes because of the region’s long, hot summers. Windows with Low-E glass, insulated frames, and strong seals can help reduce heat transfer and improve indoor comfort.

The right material depends on your budget, style preferences, and performance goals. Vinyl is a practical and cost-effective choice for many homeowners, while fiberglass can offer added strength and durability. Green Energy of San Antonio can help you compare materials and glass packages based on your home’s exposure, layout, and efficiency needs.

Are Energy-Efficient Windows Worth the Investment?

Energy-efficient windows are often worth the investment, especially if your current windows are old, drafty, single-pane, or poorly sealed. While the upfront window cost depends on the size, material, glass type, and number of windows being replaced, the long-term value can come from improved comfort, reduced energy waste, and lower maintenance needs.

For many San Antonio homeowners, new windows are not just about saving money on utilities. They can also make the home feel cooler, quieter, and more comfortable throughout the year.

How Much Does Window Replacement Cost?

Window replacement costs vary based on your home, the number of windows, and the options you choose. Installation method, material selection, and any needed repairs can also affect pricing.

The best way to get an accurate estimate is to schedule an in-home consultation. Green Energy of San Antonio can inspect your existing windows, discuss your goals, and provide recommendations that fit your home and budget.

Do I Need to Replace All My Windows at Once?

No, you do not always need to replace every window at the same time. Some homeowners choose to replace their windows in phases, starting with the rooms that get the most sun, have the worst drafts, or show the most visible damage.

However, replacing multiple windows at once can sometimes improve consistency in appearance and performance throughout the home. During your consultation, Green Energy of San Antonio can help you prioritize which windows should be replaced first if you are working within a specific budget.

What Is Low-E Glass?

Low-E glass, short for low-emissivity glass, has a special coating designed to reduce heat transfer through the window. In warm climates like San Antonio, Low-E glass can help block heat from entering the home while still allowing natural light inside.

This can make your living spaces more comfortable and may help reduce cooling costs. Low-E glass can also help protect flooring, furniture, and décor from fading caused by UV exposure.

Will New Windows Help Reduce Outside Noise?

Yes, replacement windows can help reduce outside noise, especially when they are properly installed and made with insulated glass. While no standard window can block all outdoor sound, upgraded windows can make a noticeable difference if you live near a busy road, school, construction area, or noisy neighborhood.

A tighter window seal can help limit both air leaks and sound transfer, making your home feel quieter and more comfortable.

How Long Do Replacement Windows Last?

The lifespan of replacement windows depends on the material, installation quality, maintenance, and exposure to the sun and weather. Many modern vinyl and fiberglass windows are designed to last for decades with proper care.

In San Antonio, choosing windows built for heat, sun exposure, and changing weather conditions can help extend their performance. Regular cleaning, checking seals, and addressing minor issues early can also help your windows last longer.

What Is the Best Window Frame Material?

The best frame material depends on your priorities. Vinyl is a popular choice because it is affordable, energy efficient, and low-maintenance. Fiberglass is known for durability, strength, and strong thermal performance. Aluminum windows can offer a sleek look, though they may not provide the same level of insulation as other options unless designed with energy-efficient features.

Wood windows offer a classic appearance but usually require more maintenance and come at a higher price point. Green Energy of San Antonio can walk you through the pros and cons of each material during your consultation.

Can I Replace My Windows and Doors at the Same Time?

Yes. Many homeowners choose to replace windows and doors during the same project, especially when they want to improve energy efficiency, curb appeal, or home comfort. Replacing windows and doors together can also create a more consistent look across the exterior of the home.

If your entry doors, patio doors, or sliding glass doors are drafty, damaged, or outdated, Green Energy of San Antonio can discuss replacement options along with your window project.

Will Window Replacement Increase My Home Value?

Window replacement can improve curb appeal, energy efficiency, and buyer appeal, all of which may support your home’s overall value. New windows can make a strong first impression from the outside while also improving comfort inside the home.

For homeowners planning to stay in their home, the value often comes from daily comfort, lower maintenance, and improved efficiency. For those planning to sell, updated windows can be an attractive feature for potential buyers.

Why Should I Choose Green Energy of San Antonio for Window Replacement?

Green Energy of San Antonio helps homeowners improve comfort, efficiency, and curb appeal with quality window replacement solutions. Our team can evaluate your current windows, explain your options, and recommend products that match your home, budget, and energy-saving goals.

From selecting the right window style to completing the installation, we make the process straightforward and focused on your home’s long-term performance. Whether you need a few windows replaced or a full-home upgrade, we can help you find the right solution.

Can Replacement Windows Help Protect My Furniture From Sun Damage?

Yes. Energy-efficient windows with Low-E glass can help reduce UV exposure inside your home. UV rays can contribute to fading and discoloration on furniture, flooring, rugs, curtains, and artwork.

While no window can eliminate sun exposure completely, upgraded glass can provide better protection than older or standard windows. This is especially helpful for rooms that receive strong direct sunlight during the day.

Why Should I Choose Green Energy of San Antonio for Window Replacement?

Green Energy of San Antonio helps homeowners improve comfort, efficiency, and curb appeal with quality window replacement solutions. Our team can evaluate your current windows, explain your options, and recommend products that match your home, budget, and energy-saving goals.

From selecting the right window style to completing the installation, we make the process straightforward and focused on your home’s long-term performance. Whether you need a few windows replaced or a full-home upgrade, we can help you find the right solution.

Financing Options

Financing Available for Radiant Barriers/ Windows only.
For other financing options, give us a call as they may be subject to loan limits.

9.49% available for up to 20 years

Subject to qualifying credit approval

Rates are subject to change. All Payment Factors are estimates. This is not an advertisement to extend customer credit as defined in Regulation Z. Approvals are valid for 180 days. Subject to loan limits.  Federally Insured by NCUA.

Apply Now

Start Saving Money With Energy Efficient Windows Today!

Whether you’re looking to save money on your energy bills, reduce noise pollution within the home, or simply give old and dated windows a facelift, Green Energy Of San Antonio is here for you with our energy-efficient window replacement services. To make the switch to energy efficient windows, give us a call or contact us online using the form on this page.

Start Saving Today with a FREE Estimate

🇺🇸 All Products Are Proudly American Made

We continue to use products made in the USA to avoid delays and increased costs.
Disclaimer: By submitting this form you agree to the collection of your personal data pursuant to our privacy policy.

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San Antonio window replacement

San Antonio Window Replacement Services

Homeowners Trust Green Energy for San Antonio Window Replacement Services

If your home’s windows are outdated, drafty, or difficult to operate, it’s time to consider a high-quality replacement. At Green Energy of San Antonio, we specialize in installing durable and energy-efficient windows that stand up to the Texas heat and help reduce your monthly utility bills. Our team is committed to delivering top-notch service while enhancing the comfort and beauty of your San Antonio area home.

Blue background with abstract curves.
green energy of san antonio
phone icon
Call Today

San Antonio Office: 210-310-3371

Map pin icon
Address

Green Energy Of San Antonio
1150 N.W Loop 1604, Suite 500,
San Antonio, TX 78248

Home Advisor Screened & Approved badgeHome Advisor top rated badgeHome Advisor Elite Service BadgeHome Advisor Screened & Approved 10 year badge

About Our Window Installation Services

At Green Energy of San Antonio, we handle every step of the replacement window process with precision and care. Our experienced technicians follow industry best practices to ensure a seamless, stress-free experience from start to finish. When you choose Green Energy of San Antonio, you get:

Green check icon
Expert Consultations: We’ll assess your home, discuss your design preferences, and recommend the best window styles and materials for your needs.
Green check icon
Professional Installation: Our factory-trained installers work efficiently and precisely, minimizing disruption to your daily routine.
Green check icon
Safety & Cleanliness: We respect your home by using drop cloths, protecting your furniture and floors, and cleaning up thoroughly when the job is done.
Green check icon
Quality Assurance: Every project is inspected and tested to guarantee your new windows meet our high standards for performance and durability.
Bay window with white curtains overlooking trees

Public Service Discount

5% OFF

Military, Firefighters, First Responders and Teachers

Discounts cannot be combined with any other offer.

10 DOUBLE HUNG WINDOWS

$9,900

LABOR INCLUDED. $1,510 in savings!

Standard 96 inches or less, no architectural designs, tempered not included, white only. Offers may not be combined.
warranty icon

Lifetime Warranty

On Energy Efficient Windows

Green Energy offers a lifetime warranty on all replacement windows. Learn more here!

About Our Replacement Windows

Our window company offers replacement windows that are designed to be both stylish and energy-efficient, making them an excellent investment for your San Antonio home. Built with premium materials and advanced technology, our windows are engineered to reduce drafts, regulate indoor temperatures, and withstand the harsh Texas climate.

Sliding white window frame
Slider Replacement Windows

Slider windows glide open horizontally, making them easy to operate and ideal for wider openings. They invite broad views of the outdoors and ample sunlight into your home, helping create bright, inviting living spaces.

Learn About Slider Windows
Open white energy-efficient window
Casement Replacement Windows

Casement windows operate with a convenient crank, delivering excellent ventilation and a tight seal against drafts when closed. Their clean, sleek lines complement nearly any architectural style, making them a modern and functional choice for many homeowners.

Learn About Casement Windows
White window frame
Picture Replacement Windows

Picture windows are fixed-pane units that showcase outdoor views while letting in abundant natural light. With no moving parts, they form a tight seal against air infiltration, making them a great choice for enhanced energy efficiency and stunning, unobstructed scenery.

Learn About Picture Windows
White double-hung window with grid pattern.
Double Hung Replacement Windows

Double hung windows feature two tilting sashes for effortless cleaning and customizable airflow, creating a more comfortable indoor environment. Their classic look adapts well to both traditional and contemporary homes, offering timeless appeal and ease of use.

Learn About Double Hung Windows
White energy-efficient awning window partially open
Awning Replacement Windows

Awning windows are hinged at the top and open outward, allowing fresh air to enter—even during light rain. Their compact, space-saving design makes them perfect for smaller areas like kitchens, bathrooms, or basements, adding both functionality and style to any room.

Arched white window with single pane.
Specialty Replacement Windows

Specialty windows come in unique shapes and sizes—such as circular, hexagonal, or octagonal—to add character and charm to any space. With options like decorative glass, grilles, and custom finishes, you can personalize these windows to perfectly match your home’s style.

Why Choose Green Energy of San Antonio For Your Next Window Replacement Project?

Save money icon

No High-Pressure Sales Tactics

We believe in providing San Antonio homeowners with all the facts—no gimmicks, no pushy tactics. Our goal is to help you make an informed decision that’s right for your home and budget.

Silhouette with green star

Exceptional Customer Service

From the first phone call to the final walkthrough, our team is here to guide and support you. We pride ourselves on being responsive, transparent, and attentive to every customer’s needs.

Eco Friendly Home icon

Limited Lifetime Warranties

Our replacement windows come with a robust manufacturer’s warranty, and we back our installation with a limited lifetime labor warranty. You can feel confident knowing your investment is well-protected.

Green Energy of SA Home Icon

Free In-Home Consultations

We offer complimentary consultations to assess your home’s current windows, discuss potential solutions, and provide you with an accurate, written estimate—no strings attached.

Wide, downward-pointing black arrow on light background.

Save Up To 35% On Your Energy Bill

Our Easy Process Makes Window Replacement A Breeze

In-Home Consultation

Our design consultants provide you with a presentation on our windows, listen to your needs, and create a custom plan to increase energy efficiency and improve your home’s look.

Measure & Manufacture

Project technicians take accurate measurements and answer any further questions before placing your custom window order.

Installation

Thanks to our pre-installation measurements, once your existing windows are out, our job is simple. After installing, we’ll test every aspect of your replacement windows, making sure that they open and close properly and meet our high expectations.

Clean-up

Our Installers treat your San Antonio home as if it were their own and leave it better than they found it. This includes cleaning our work area, removing any mess, shining your new windows, and putting your furniture back in its proper place.

San Antonio Homeowners Love Our Energy-Efficient Windows

4.7 Google Star Rating4.7 Facebook Star Rating4.7 Home Advisor Star Rating
5 stars icon

“Excellent trustworthy company. Honest & upfront & QUALITY materials. We had all new LowE glass, double-paned windows installed.  Our energy bills have been cut in half! Recommend this professional company to all I come in contact with!”
– Kim

5 stars icon

“Good quality windows at a fair price. The crew who installed the windows for the entire house did an excellent job. Left the job site clean, were fast, and it was a full crew, not just two guys. Fast service and the office staff is very helpful. Highly recommended! Just do it!”
– Tracy

5 stars icon

“Great windows. The install crew Dave, Richard and Mike were top-notched. If I could give 10 stars I would. Their windows blocked the noise from road traffic next to my house.”
– Devin

“No longer is our A/C struggling to keep up with the 100+ degree August days and our energy-efficient windows are to thank. Lastly, we live in a dense and sometimes noisy neighborhood with a garage band that sometimes practices next door, so we added on the Sound Reduction package and it made a huge difference helping keep our house quieter.”
– Neil H.

"Friendly, efficient, and very professional. From my first contact with the company rep to my last contact, the entire staff conveyed great customer service skills."
– Irene

“Good quality windows at a fair price. The crew who installed the windows for the entire house did an excellent job. Left the job site clean, were fast, and it was a full crew, not just two guys. Fast service and the office staff is very helpful. Highly recommended! Just do it!”
– Tracy

Benefits of Energy Efficient Windows

Energy-efficient windows, also known as Low-E windows, are a valuable investment for homeowners in San Antonio, offering numerous benefits that can enhance the comfort, value, and sustainability of a home. By installing Low-E windows, homeowners can reduce energy consumption, lower utility bills, and even become eligible for Energy Star rebates.

Reduce Energy Consumption

Energy-efficient windows are designed to minimize heat transfer between the inside and outside of a home, reducing the need for heating and cooling. This can lead to a significant reduction in energy consumption, which not only saves homeowners money on their utility bills but also helps to reduce their carbon footprint. By choosing our windows, San Antonio homeowners can enjoy a more comfortable indoor environment while contributing to environmental sustainability.

Large energy-efficient windows in sunlit room.
Woman and child at San Antonio window.

Lower Utility Bills

By reducing energy consumption, Low-E windows can help homeowners lower their utility bills. This can be especially beneficial for homeowners in San Antonio, where the hot summer months can lead to high energy bills. With our windows, homeowners can enjoy a more comfortable home while also saving money on their energy costs. The investment in Low-E windows pays off over time, making it a smart choice for those looking to reduce their monthly expenses.

Eligible for Energy Star Rebates

Many Low-E windows are eligible for Energy Star rebates, which can help homeowners offset the cost of installing new windows. The Energy Star program, a joint initiative of the U.S. Environmental Protection Agency and the U.S. Department of Energy, helps homeowners identify energy-efficient products that can save them money and reduce their environmental impact. By taking advantage of these rebates, homeowners can make their investment in new windows even more affordable.

Three large windows with greenery outside, indoor potted plants.
Open white window with city construction view

Noise Reduction

New windows do more than just improve energy efficiency and aesthetics—they also contribute to a quieter home. Our windows are designed to reduce the amount of noise that enters your home from the outside. This is particularly beneficial if you live in a busy area or near a noisy street. The advanced materials and construction of our windows create a sound barrier, significantly diminishing the intrusion of external noises. We also have additional noise reduction in the form of our Serenity Glass if even more reduction is desired.

The Importance of Curb Appeal

Curb appeal is a critical factor in the value and attractiveness of a home, and it can be significantly enhanced with the installation of new windows. New windows can improve the appearance of a home, increase its value, and even make it more attractive to potential buyers.

Increase Home Value

New windows can increase the value of a home by improving its appearance and functionality. According to the National Association of Realtors, new windows can recoup up to 73% of their cost at resale, making them a valuable investment for homeowners. Additionally, new windows can improve the energy efficiency of a home, which can be a major selling point for potential buyers. By installing Low-E windows and enhancing curb appeal, homeowners in San Antonio can enjoy a more comfortable, valuable, and sustainable home.

Whether you’re looking to reduce energy consumption, lower utility bills, or increase home value, new windows can be a valuable investment for any homeowner. With the right window replacement company, San Antonio homeowners can transform their homes into more energy-efficient, attractive, and valuable properties.

Brick house with large windows and well-maintained lawn.

See & Feel the Difference with our Replacement Windows

Slide to see before and after photos of our energy-efficient windows.

Bedroom with large windows and view of a balcony and hammock.

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View from inside a bedroom with large window and outdoor patio.

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Large windows with lake view and patio.

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View through large bedroom windows onto a lake.

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Window replacement in San Antonio

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Window replacement in San Antonio

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Kitchen window with view of trees at dusk

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Kitchen sink under window with a tree view.

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Window replacement in San Antonio

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San Antonio window replacement

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0% Financing for Energy-Efficient Upgrades

Financing is available for radiant barrier and window projects, including 0% interest for 2 years, making it easier to upgrade your home without the upfront cost.

Blue swoosh logo, Green Energy of SA.

Green Energy Is The Reigning Champion Window Replacement Company in San Antonio & Surrounding Areas

Whether you’re in San Antonio, Boerne, New Braunfels, or any nearby community, Green Energy of San Antonio is your go-to window replacement company. We’re proud to offer exceptional products, stellar installation services, and outstanding customer care to homeowners throughout the San Antonio area.

Why Is Replacing Windows Better Than Repairing Them?

Replacing outdated or damaged windows offers far greater benefits than trying to fix them. Older windows are often made with less efficient materials that allow significant air leakage, driving up energy costs over time. New, well-sealed windows help maintain a stable indoor temperature, eliminate drafts, and reduce outside noise, leading to a more comfortable home. While repairs might seem cost-effective initially, they can lead to recurring problems; by contrast, new windows offer a clean start with durable frames and modern designs. Plus, reputable window replacement companies typically provide warranties on both products and workmanship, giving you peace of mind that a simple repair cannot match.

Man measuring window frame.
Cozy living room with large window, fireplace, and decor.

Are Vinyl Windows or Glass Windows Better?

Nearly all residential windows have glass panes—what truly varies is the frame material. Vinyl windows feature durable vinyl frames coupled with multiple panes of glass, offering excellent insulation, low maintenance, and often a more budget-friendly price. By contrast, older windows or those referred to as “glass windows” may use single-pane glass with aluminum or wood frames, which can be less energy-efficient and require more upkeep. In most modern homes, vinyl-framed, multi-pane windows provide the best balance of energy savings, weather resistance, and cost-effectiveness.

Additional Frequently Asked Questions about Window Replacement

How Do I Know If I Need a Window Replacement or Just a Repair?

Generally, if you’re dealing with repeated drafts, persistent condensation between panes, or rotting frames, it’s time to replace your windows rather than patching them up. Small cosmetic issues like minor scratches or loose hardware can sometimes be repaired, but more significant damage usually calls for a full replacement.

What’s the Typical Timeline for a Window Replacement Project?

A standard window replacement can take just a day or two for a modest home, though custom or specialty windows may require additional production and installation time. The exact duration depends on the number of windows, their size, and any unique customization requirements.

Can New Windows Really Lower My Energy Bills?

Absolutely. High-quality, Low-E windows with proper insulation, energy efficient glass, and tight seals can significantly reduce heating and cooling costs by minimizing air leakage and heat transfer. Depending on your current windows’ condition, you could see noticeable savings on your monthly utility bills.

Which Window Style Is Best for Me?

The best style depends on your home’s architectural design, how you use each space, and your personal preferences. For example, casement windows provide excellent ventilation in areas needing fresh air, while picture windows maximize views and light in living rooms. An in-home consultation with a trusted window replacement company like Green Energy can help identify the optimal style for each space.

How Should I Prepare My Home for Window Installation?

Clear the area around each window by removing furniture, window treatments, and wall décor. This ensures the window replacement company has easy access and protects your belongings from dust or accidental damage. It’s also helpful to deactivate any security sensors on your windows before the work begins.

Financing Options

Financing Available for Radiant Barriers/ Windows only.
For other financing options, give us a call as they may be subject to loan limits.

9.49% available for up to 20 years

Subject to qualifying credit approval

Rates are subject to change. All Payment Factors are estimates. This is not an advertisement to extend customer credit as defined in Regulation Z. Approvals are valid for 180 days. Subject to loan limits.  Federally Insured by NCUA.

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Start Saving Money With Energy Efficient Windows Today!

Whether you’re looking to save money on your energy bills, reduce noise pollution within the home, or simply give old and dated windows a facelift, Green Energy Of San Antonio is here for you with our energy-efficient window replacement services. To make the switch to energy efficient windows, give us a call or contact us online using the form on this page.

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🇺🇸 All Products Are Proudly American Made

We continue to use products made in the USA to avoid delays and increased costs.
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San Antonio window replacement