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David & Margie MalletteFounders of The Window Source of Houston

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Welcome To A Better Experience

We’re Much More Than Windows and Doors

At The Window Source of Houston, we take pride in providing you with the finest quality windows and doors available in the market. Our lifetime warranty gives you peace of mind, knowing that your investment is protected for life.

We are licensed and insured, and prioritize on delivering exceptional customer service and a stress-free experience from beginning to end. Unlike other contractors who use high-pressure sales tactics, we believe in honesty and integrity above all else. That’s why we offer free in-home consultations to help you make informed decisions about your project.

Replacement Windows

Replacement Windows

Replacement windows enhance homes by improving comfort, aesthetics, and energy efficiency. Available in various materials, such as vinyl, wood, and fiberglass, they can be customized to fit any style. Upgrade your home with replacement windows for a transformative improvement.

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Replacement Doors

Replacement Doors

Replacement doors upgrade homes with improved security, insulation, and style. They can seamlessly replace existing doors without modifications. Available in various materials like wood, fiberglass, and steel. Upgrade your doors for a stylish and functional transformation and enjoy lasting durability.

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We’re The Best In The Business

Reasons To Choose The Window Source

New Replacement Windows & Doors For Your Home

A Simple, Hassle-Free 4 step Process!

Our dedicated team strives for 100% every day and we do not consider our job complete until our windows and doors are properly installed in the home. Let’s start the process today!


Call For Free Consultation

Begin the process by calling for a consultation with our experts.


Windows & Doors Ordered

Once you’ve made your selections, we’ll place the order.


Schedule Installation

We’ll work with you to schedule a convenient installation date.


Lifetime Warranty

Rest assured knowing that your investment is protected.

Currently Featured Offers

Save with Our Windows and Doors Specials

Don’t compromise when it comes to affordability and quality. Our service offers can help you save money on all your window and door needs. We understand that home improvements can be a significant expense, and we strive to provide cost-effective solutions that fit within your budget. When you work with us, you can trust that you are getting reliable, professional service at a fair price and that we will work with you to find the best solutions for your home’s needs while helping you save money.

Window Source Houston Special Offer

Get up to 25% off windows and doors.

Financing options as low as $90.00 a month.

Options with up to 72 months 0% interest

Restrictions apply. Cannot be combined with any other offer. See disclaimers page for complete details. No Interest, No Payments for 24 Months with Qualified Credit Only.

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