Maryland General Contracting

The House of Windows is a company based in Gaithersburg, Maryland, United States. The company specializes in providing a wide range of replacement windows, glass block windows, sliding glass doors, patio doors, fiberglass entry doors, and other exterior doors. With over twenty years of experience, the company serves both homeowners and home builders in the Maryland, Virginia, and Washington, D.C. areas, as well as selling products to local window contractors.