D-M Products Inc. provides sales, service and installation of aluminum curtain wall, windows, entrances, glass and glazing. The contract glazier, established in 1974, serves Western Pennsylvania and West Virginia. The Company offers architectural design assistance, installation with our own crews, forensic analysis and field service on both new and renovation projects. We have worked closely with Owners, Architects and Builders to place the finest quality windows, curtain walls and glass on many of the region’s prestigious Hospitals, Corporate Offices and Academic Buildings.