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Serving Pittsburgh and Western PA since 2004

Professionally Installed Roofing, Siding, Windows, Doors, and Gutter Protection.

Looking to buy new replacement windows, roofing, vinyl siding, doors or gutter protection?

Windows Pittsburgh has a product that will meet your needs and fit your budget! We are authorized dealers for Alside vinyl siding and replacement windows, Owens Corning roofing, the Sure Flo Gutter Protection System and seamless gutters. We also offer the complete line of fiberglass replacement windows from both Marvin and Pella, along with the complete line of Provia entry doors. For your protection, every team member on our dedicated installation crews has successfully completed an OSHA 10-hour Safety Training course and are covered under Workmen’s Compensation and General Liability insurance. Our professionally installed Alside vinyl replacement windows start at only $389.00 completely installed with ClimaTech Low-E Argon glass, aluminum trim and lifetime warranty. All windows sold by Windows Pittsburgh contain Low-E Argon glass that meets the new .35 U-Factor required on all windows sold in Pittsburgh and the majority of municipalities throughout the Commonwealth of Pennsylvania.

Alside Vinyl Windows
Alside Siding
Shur Flo Gutter Guard
Owens Corning Roofing

Replacement Windows

Our vinyl replacement windows are the last replacement windows you will need to buy. They are made here in Pittsburgh and guaranteed for life.

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Andersen Wood Windows

Eagle wood windows are part of the Andersen Architectural Collection. They offer 50 exterior colors and 11 interior stain / color options.

Provia Entry Doors

Provia Signet fiberglass doors look like fine wood furniture. They are 95% American made and have a lifetime warranty on door/frame.

Before & After

Here are some photos of recent projects we completed using both wood and vinyl windows.


About Us

Founded in 2004 Windows Pittsburgh (formerly Century Custom Windows) provides professional sales and installation of Alside custom vinyl windows and siding, Owens Corning roofing, Sure Flo Gutter Protection System and Provia Entry doors to Pittsburgh and Western Pennsylvania area homeowners. All in-home estimates are performed in a professional manner without using any high-pressure sales tactics or low-ball pricing gimmicks. We prefer to educate our customers about our products so they can make an informed buying decision. This makes the process of home improvement shopping pleasant and stress-free. If you have any questions about any of our products please feel free to call us at (412) 279-1112 or e-mail us at Thank you for visiting our website. We look forward to making your home energy efficient and virtually maintenance free now and for years to come!


Windows Pittsburgh © 2015

Formerly Century Custom Windows

Modern Interior Design © 2012

Home Improvement Contractor: PA155

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