112-2 Frederick Ave,
DNB Roofing is a professional roofing contractor serving homeowners in Northern Virginia, Washington, D.C., Rockville, and the surrounding areas. They specialize in roof inspection, maintenance, repair, and replacement. Their roofing options include asphalt shingle, tile, slate, cedar shakes, standing seam metal, flat seam metal, sheet metal, rubber membrane, and thermoplastic membrane. DNB is fully certified, licensed, bonded, and insured.