Profile: Metals USA Building Products L.P offers building products. We manufacture and sell sun rooms, patio enclosures, patio covers, car ports, screen rooms, pool enclosures, window awnings, roofing and beautiful shade products, which comprises of lattice & pergola. Our sun rooms and patio enclosures are made up of heavy-duty extruded aluminum frame work with expanded polystyrene. We provide screen enclosures for back yard gate ways. We offer awnings that protect windows from snow, sleet, wind, hail and rain.