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Window Hardware Repair

Modern Glass Designs, Inc. is a full service window and door repair company familiar with many makes of windows including Anderson Pella, and Marvin. Our primary goal is to provide an alternative to costly replacement windows by lengthening the life of existing windows through quality repairs. Also we offer many other home services in our building.



​Call Modern Glass Designs, inc. today at 703-595-2999 for a free estimate.

Spring Balances & Jambliners

Windows Won't stay up ? Call Modern Glass Designs to have them fixed in no time. We stock many types of balances for vinyl and aluminum windows, and jambliners for wood windows. We also repair sash cords in older windows.

Sliding Window Rollers

Window Locks & Keepers

Window Tilt Latches

Window Brands We Service:



Acorn, Alside, Andersen, Avon, Caradco, Chelsea, Certainteed, Craftline, Crestline, Fenestra, Four Seasons, Hopes, Hurd, IDA, Kaufman, Kensington, Kolbe, Barber and Ross, Lincoln, Marvin, Norco, Peachtree, Pella, Pete Pullum, Prism, Pullum Window, Thorpe, Vetter, WeatherGuard, WeatherKing, Weathershield, Weathervane

Casement Window Operators

Casement Window Locks

Door Hardware Repair

Is it easier to push your car than your sliding glass door?  Call Modern Glass for track and roller replacement services.  Our specialists have a wonderful success rate when replacing rollers and door tracks to make them slide easily and smoothly.  Call us today for more information.

Sliding Patio door rollers

Sliding Patio doors handles and locks

Need a Quote? 

​Please call us at (703) 595-2999, or Email us to schedule a free in-home consultation.​

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