Window Installation

Double Hung Windows
Classic vertical sliding sashes that provide excellent ventilation control and easy cleaning with their tilt-in feature for modern convenience.
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Sliding Windows
Effortless horizontal operation makes these windows perfect for hard-to-reach areas while maximizing your view and natural light.
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Casement & Awning Windows
Crank-operated windows that open outward to capture fresh breezes and provide unobstructed views with superior energy efficiency.
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Bay & Bow Windows
Elegant curved or angled designs that extend beyond your wall to create additional interior space while flooding rooms with natural light.
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Garden Windows
Mini greenhouse-style windows that extend outward from your kitchen or bathroom, perfect for growing herbs and plants year-round.
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Basement Hopper Windows
Inward-opening windows designed for below-grade installations that provide ventilation and emergency egress.
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Architectural Shapes
Custom geometric windows including circles, triangles, and arches that add distinctive character and style to your home's design.
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Energy Efficient Windows
Energy-efficient windows are a great way to lower your heating and cooling costs in your Tri-Cities home

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Styles & Colors
The Window Source offers multiple exterior window color choices to accent the unique color scheme of your Tri-Cities home perfectly.
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[ Reviews ]

HEAR FROM OUR TRI-CITY CLIENTS

Karin H.
We found The Window Source via a radio advertisement for a home show, and are thrilled that we did. They do actual window conversions in mobile homes so we no longer have old ugly windows with cheesy frames; instead they are now beautiful windows with real frames and sills. The Window Source gave us the best quote…
Randall F.
I recently had replacement windows and Alside Ascend siding put on my house by The Window Source and they look fantastic. The large arch window they installed is nothing short of stunning. Daniel and Blake Mullin, a father & son team, installed the windows. Their work ethics and craftsmanship are something you just don't see much of nowadays...
Cory H.
One of the best home improvement projects I've had done. Communicative, On time, Professional, Polite, Cleanly, Attentive.Answered all questions and informed me of proper use of windows and features. This is coming from a guy who has done similar service/home improvement work and I'd be ecstatic to know I'm getting Shawn and Trent...
Heidi R.
The Window Source did such a beautiful job! From scheduling the appointment with Julie, to meeting with David the salesman and Dan & Blake the installers, it was nothing but excellence & professionalism! Dan & Blake finished the installation faster than scheduled & made sure everything was clean & tidy at the end of the day. What a great team they...
Karen G.
The entire team from The Window Source of Tri Cities was amazing to work with. Gina & Sheila in the office, Justin Fender ( design consultant) , Joe & Justin ( installers)! From start to finish communication, pricing, product & installation processes were explained thoroughly. The windows are wonderful! I love the screens...
Louise N.
We had a great experience with The Window Source of the Tri-Cities. They replaced a double-hung window with a picture window and wrapped 7 windows altogether. Justin did a great job walking us through our options, and Gina was super-helpful setting up appointments and keeping us updated on our order. Sean and Trenton arrived...
Judy A.
We have window 2 times now & will use again next year! Our experience has been great especially with the men who install! They are genuinely good people, Does excellent work! Shawn has been here 2 times for install & this last time Trenton was here , also a great guy! Shawn pays attention to detail & doesn't rush through a project. Our salesman David has...
Stephen L.
Shawn and Trenton came out today and installed my storm door. They did an awesome job. They were very professional and got the job done in a timely manner. They cleaned up before they left and I couldn’t be happier. I would 100% recommend Shaw, Trenton and of course, The Window Source!

Andrea H.
Shawn & Trenton W. installed sliding glass doors on my balcony & I couldn't be more pleased with the outcome! They were a professional, courteous team that greeted me with smiles & even informed me of what to expect during the process. I am so happy with the install, the doors & thankful my sister chose The Window Source for this job!
[ OUR SERVICE AREA ]

Serving Southwest Virginia and Northeast Tennessee including the Tri-Cities

As homeowners, it can be difficult to find the right company for patio doors, double-hung windows, siding and more. The Window Source has been a trusted supplier around America. Our experts will help you pick the right option to meet your needs and ensure that your home improvements will make the neighbors stop to take a look.

We help homeowners with new and replacement windows, patio doors, siding, entry doors and more. We offer a variety of styles, colors and options to meet your needs.The best way to get the process started is through our free estimate. Let’s schedule a time for an in-home demonstration and free estimate.

One of our estimators will look at the proposed project and talk to you about your wants and needs. It’s important for us to meet your expectations and the first step to success is an estimate.

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The Best Tri-Cities Window, Door, & Siding Company