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Top Window Replacement & Installation in Garland, Texas Ranked
Upgrading your home's windows in Garland is a significant investment in comfort, energy savings, and property value. Window replacement and installation involves removing old, inefficient windows and professionally fitting new, custom-built units designed to withstand the local climate. This process is crucial for combating the intense Texas heat, reducing energy bills, and enhancing your home's curb appeal. The following guide will help you understand your options, from selecting the right styles and materials to navigating the installation process, so you can make an informed decision for your home.

Wow Windows & Glass, LLC
1201 Walnut Ave #6, Carrollton, TX 75006
Wow Windows & Glass, LLC is a window repair and replacement company based in Dallas, TX. They offer services including vinyl replacement windows, insulated glass unit repairs for foggy or broken glass, and screen repair or replacement. The company specializes in high-quality vinyl windows and solar screens to improve energy efficiency for residential properties.

Energy One Windows of Dallas/Ft. Worth
580 Decker Dr #125, Irving, TX 75062
Energy One Windows of Dallas/Ft. Worth is a window replacement and sliding glass door installation company based in Dallas, TX. They specialize in providing energy-efficient, high-performance windows and patio doors designed to enhance home efficiency and appearance. Serving residential customers, they offer in-home consultations and professional installation services.

Lone Wolf Exteriors
4400 State Hwy 121 #300, Lewisville, TX 75056
Lone Wolf Exteriors is a Dallas, TX-based company specializing in window replacement, siding, door, and roofing services. They serve both residential and commercial clients across Texas, offering custom-crafted Mezzo windows with limited lifetime warranties and energy-efficient siding from Prodigy. With over 10 years of experience, they provide fully insured and licensed installation services backed by certified crews.

Texas Windows
217 S Stemmons Fwy # 202, Lewisville, TX 75067
Texas Windows is a window repair, replacement, and sliding glass door installation company based in Dallas, TX. They provide a full range of services including consultation, measurement, installation, and cleanup, specializing in high-performance, energy-efficient windows and secure, stylish door systems. Their work serves both residential and commercial properties, focusing on improving insulation, natural light, and property value.

The Window Source of DFW
3216 Commander Dr Ste 101, Carrollton, TX 75006
The Window Source of DFW is a window replacement and sliding glass door installation company based in Dallas, TX. They specialize in custom window replacements and sliding door installations, serving the broader Dallas-Fort Worth area including southern sectors like Oak Cliff. The company is known for quality workmanship and customer service throughout the installation process.
Why Garland Homeowners Choose New Windows
The primary driver for window upgrades in Garland is energy efficiency. The city's long, hot, and humid summers place a constant strain on air conditioning systems 1. Old, single-pane windows or poorly sealed units act like a sieve, allowing solar heat to pour in and cooled air to escape. Modern replacement windows are engineered to minimize this heat gain, directly lowering monthly utility costs and improving indoor comfort year-round 2.
Beyond energy savings, new windows offer substantial benefits. They can increase your home's resale value, with homeowners typically seeing a return on investment (ROI) of around 70% 3. They also reduce outside noise, improve security with modern locking mechanisms, and eliminate drafts. For many, the aesthetic transformation-creating a brighter, more updated look for the home-is a major motivating factor.
Popular Window Styles for Garland Homes
The best window style balances functionality, energy performance, and architectural harmony. Here are the most popular choices for Garland residences 4 5.
Double-Hung Windows: A timeless and versatile choice, double-hung windows feature two sashes that slide vertically. Many modern versions tilt inward, allowing for easy and safe cleaning from inside your home-a practical feature for multi-story residences 6.
Casement Windows: Hinged on one side and operated with a crank, casement windows open outward to catch breezes and provide excellent ventilation. When closed, the sash presses firmly against the frame, creating one of the most airtight seals available, which is ideal for energy efficiency 7.
Picture Windows: These large, fixed panes do not open. They are designed to frame expansive views and flood a room with natural light. Because they have no moving parts, picture windows offer the highest potential for energy efficiency and are often combined with smaller operable units like casements or awning windows 8.
Sliding Windows: Also known as gliders, these windows move horizontally on a track. They are an excellent space-saving solution for areas with limited exterior clearance, such as above a kitchen sink, and work well in wide wall openings 4.
Awning Windows: Hinged at the top and opening outward from the bottom, awning windows allow for ventilation even during light rain. They are commonly placed higher on walls for privacy or in combination with larger picture windows 6.
Key Features for Energy Efficiency in a Hot Climate
Selecting the right features is critical for performance in Garland's climate. The goal is to block solar heat while maintaining good insulation 9.
Understanding Performance Ratings:
- Solar Heat Gain Coefficient (SHGC): This is the most important number for Texas homeowners. It measures how much solar heat passes through the window. A lower SHGC (0.25 or lower is ideal for Garland) means better heat rejection 1 10.
- U-Factor: This measures the window's insulation value, or how well it prevents heat from escaping. For our climate, a U-Factor of 0.30 or lower is recommended 10.
Essential Glass & Frame Technologies:
- Low-E Coatings: These nearly invisible metallic coatings are applied to glass to reflect infrared heat (keeping your home cooler) and block harmful UV rays that fade furniture and flooring 11 12.
- Multi-Pane Glass with Gas Fills: Double-pane windows are the standard for replacement. The space between the panes is often filled with an inert gas like argon, which provides much better insulation than air alone 13.
- Frame Materials: The frame significantly impacts performance.
- Vinyl: The most popular choice for Garland due to its excellent balance of affordability, energy efficiency, and low maintenance. It resists warping in heat and humidity 13 14.
- Fiberglass: A premium option offering superior strength, durability, and insulation with minimal expansion and contraction. It's more expensive but highly durable 12.
- Aluminum: Very strong and slim, but a conductor of heat. It is less energy-efficient unless it includes a "thermal break"-a plastic strip that separates the interior and exterior parts of the frame 2.
- Wood: Offers classic beauty and good natural insulation but requires regular painting or staining to protect it from the elements, making it higher maintenance 15.
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The Professional Installation Process & Local Considerations
A perfect window will underperform if it's not installed correctly. Professional installation ensures proper fit, weather sealing, and operation, and it is almost always required to maintain the manufacturer's warranty 3.
Typical Project Timeline:
- Consultation & Measurement: A specialist will assess your needs, discuss options, and take precise measurements for custom-built windows.
- Ordering & Manufacturing: Windows are built to order, which can take a few weeks.
- Installation Day: For a full-home project of 10-15 windows, installation typically takes one to two days. The crew will remove the old windows, prepare the opening, install and seal the new unit, and ensure it operates smoothly 16.
- Cleanup & Final Walkthrough: A reputable installer will leave the work area clean and review the finished product with you.
Garland-Specific Codes: Local building codes have specific requirements, such as mandating the use of tempered safety glass in windows located near walking surfaces, in bathrooms, or in certain other hazardous locations. A professional installer familiar with Garland codes will handle any necessary permits and ensure compliance 17.
Understanding Window Replacement Costs in Garland
Costs vary widely based on the window's size, style, material, and glass features. The following price ranges are per window, including professional installation 18 15.
| Window Material | Typical Price Range (per window) | Notes |
|---|---|---|
| Vinyl | $300 - $700 | Most popular; excellent energy efficiency and low maintenance. |
| Aluminum | $400 - $900 | Durable; less efficient unless it has a thermal break. |
| Composite | $500 - $1,000 | A blend offering durability and longevity. |
| Fiberglass | $800 - $1,500 | Premium durability and superior insulation. |
| Wood | $600 - $1,200 | Classic aesthetics; requires regular maintenance. |
A whole-house project replacing 10-15 windows can range from approximately $8,600 to $15,000 or more, depending on the complexity and choices made 19 20. It's important to consider potential financial incentives. Installing ENERGY STAR certified windows may qualify you for rebates from local utility companies or federal tax credits, which can help offset the initial investment 21.
Maintaining Your New Windows
Modern replacement windows are designed for easy upkeep. For vinyl and fiberglass frames, simply washing with mild soap and water is usually sufficient. Regularly cleaning the glass and tracks, and lightly lubricating the moving parts with a silicone spray, will keep them operating smoothly for years. Always follow the manufacturer's specific care instructions to preserve your warranty.
Frequently asked questions
Sources
Footnotes
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Considerations When Picking Windows for a Hot Texas Climate - https://statewideenergysolutions.com/considerations-when-picking-windows-for-a-hot-climate/ ↩ ↩2
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Energy-Efficient Windows for Texas Homes: Maximizing Savings - https://www.dakowindows.com/en/blog/the-impact-of-windows-on-energy-efficiency-in-texas-homes ↩ ↩2
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Complete Window Replacement Guide 2025 | Types, Installation & ... - https://westshorehome.com/home-improvement-resources/educational-guides/window-replacement/ ↩ ↩2
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Best Window Styles for Homes in Dallas, TX's Climate - https://statewideenergysolutions.com/best-window-styles-for-homes-in-dallas-txs-climate/ ↩ ↩2
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Top Window Styles for Dallas Homes in 2025: Expert Picks - https://www.1n20homeservices.com/blog/top-window-styles-for-dallas-homes-in-2025/ ↩
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Window Styles in TX & LA | Compare Types | All Seasons - https://www.allseasonswindows.com/window-styles ↩ ↩2
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Top 5 Window Styles for Texas Homes | Longhorn Windows - https://www.longhornwindows.com/post/top-5-window-styles-texas-homes ↩
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Energy-Efficient Windows for Hot Climates - West Shore Home - https://westshorehome.com/blog/energy-efficient-windows-hot-climates/ ↩
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The Best Types Of Windows For Hot Climates To Reduce Heat - https://www.panda-windows.com/blog/the-best-types-of-windows-for-hot-climates-to-reduce-heat ↩
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U-Factor and SHGC Part 2: What's Ideal for DFW Windows? - https://statewideenergysolutions.com/u-factor-and-shgc-part-2-whats-ideal-for-dfw-windows/ ↩ ↩2
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What Are the Best Energy-Saving Windows for the Dallas Area? - https://brennancorp.com/blog/the-best-energy-saving-windows-for-dallas/ ↩
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Best Window Frame Material for Hot Climates | FAS Exteriors - https://www.faswd.com/blog/best-window-frame-material-hot-climates/ ↩ ↩2
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Best Replacement Windows: Top Choices for Texas Homeowners - https://www.texaswindowstore.com/best-replacement-windows/ ↩ ↩2
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Vinyl Windows Garland Texas - Picture Windows - https://dallaswindows.com/vinyl-windows-garland.html ↩
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20 Best Window Companies in Garland, TX (2025 Reviews) - https://www.ecowatch.com/windows/replacement/tx/garland ↩ ↩2
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Garland, Texas Window & Door Replacement - https://www.windownation.com/locations/texas/garland/ ↩
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Window Replacement in Garland, TX - The Home Depot - https://www.homedepot.com/services/l/tx/garland/window-replacement/e57e696e1 ↩
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How Much Do Replacement Windows Cost in North Texas - https://statewideenergysolutions.com/how-much-do-replacement-windows-cost-in-north-texas-your-complete-guide/ ↩
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How much does it cost to replace windows in Texas? - https://texashomeimprovement.com/blog/how-much-does-it-cost-to-replace-windows-in-texas/ ↩
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Window Replacement Cost in Texas (2025) - Modernize - https://modernize.com/windows/replacement-cost-calculator/texas ↩
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Window Replacement Dallas - (214) 302-8541 - https://maverickwindows.com/window-replacement-garland/ ↩