A leading supplier in the Delaware Valley (PA, NJ, and DE),  Builder’s Prime offers an extensive selection of new construction and replacement windows, doors, roofing, siding, decking, vinyl railings, wire shelving systems, shower doors and hundreds of building materials.

Choose among the nation’s most respected manufacturers right here at local Builder’s Prime Window and Supply Co.  Our professional and knowledgeable sales team are always on hand to help you choose the right look for your home.

Visit our showroom in Bridgeport, PA located just minutes from the King of Prussia Mall. Open 6 days a week. Early morning hours.