All Window supplier in Pennsylvania

Largest distributor and installer of Pella Windows & Doors since 1932.

Upgrade your home with energy-efficient windows and glass solutions. Professional installation for beauty and durability.

​​We’re the Pittsburgh window company that gives firm, no-pressure quotes over the phone and by email! We only sell the best replacement windows, from the highest quality manufacturers. Our windows are energy efficient, easy to clean, and beautiful. If you’re considering replacement windows for a home in the Pittsburgh area, there is no better option. At Zen Windows Central PA, there are no down payments, no sales appointments, and a lifetime warranty. Call us today for your FREE Quote or visit our website.

Since 1983, Winchester Industries has been a highly respected member of the replacement window and door industry. A privately-owned business, Winchester has two production lines that produce the Bristol and Oxford windows and doors. Winchester maintains an exclusive dealer network of specialty window and door companies. This network covers states within the USA that are represented by exclusive territories. Sales representatives are knowledgeable, and installers are carefully trained to measure each home and precisely install these units. All products are custom-made for every opening, which ensures a perfect fit.
We believe that homeowners should only replace their windows once.

The Pella Windows & Doors of Warrendale showroom has been providing new and replacement windows and doors to Greater Warrendale homeowners for decades. A Better Business Bureau-accredited business, this showroom, along with several others across Pennsylvania, is family-owned and operated by the Gunton Corporation which was established in 1932. We encourage residents of Warrendale and surrounding communities to visit our showroom or schedule a free in-home consultation to learn more about our energy-efficient Pella windows and doors. Visit our website to browse popular Warrendale projects or to schedule an in-home consultation.

Slocomb Windows and Doors

Specified Systems, Inc. is one of the region’s most prolific erecting distributors of architectural aluminum windows, aluminum storefront and doors, low-rise aluminum curtain wall, and specialty glazings. The company covers metropolitan Pittsburgh, western PA to Erie and what is commonly known as the “Tri-State” which encompasses southeastern Ohio, West Virginia, and western Maryland.
We work closely with architects, general contractors, building owners, to specify the right product for the required application. We do our own field engineering and sizing, generate our own shop drawings, write our own engineered orders on window projects, fabricate storefront/curtain wall/entrance doors in our Washington PA shop, manage our own installations

Premium windows and doors supplier.

Showroom samples are available for viewing by appointment. Please call with any questions or to schedule a visit.

Northeastern Pennsylvania’s Premier Window Supplier & Installer. Call today to schedule an in-home consultation or to set up a appointment to visit our showroom!