As a local, trusted, licensed Roofing Contractor in area, BLUE LINE Roofing & Exteriors proudly provides Southern Pennsylvania and towns throughout Maryland and Northern Virginia with over 20 years of roofing and siding experience. Whether you’re in need of reliable roof installation in Frederick MD, roof repair in Chambersburg PA, siding repair in Hagerstown MD, shutter installation in Westminster MD, gutters in Germantown MD, or commercial roofing in Gaithersburg MD, BLUE LINE ROOFING AND EXTERIORS is just one phone call away!