Classification Information
WINDOW ASSEMBLIES SLIDING GLASS DOOR ASSEMBLIES STORM DOORS AND WINDOWS PATIODOORS ALL FORMED WITH PVC (POLYVINYLCHORIDE) PLASTIC EXTRUSIONS PVC EXTRUSIONS FOR CONSTRUCTING DOOR ANDWINDOW ASSEMBLIES PVC KNOCK DOWN AND REPLACEMENT WINDOWS FIBERGLASS AWNINGS FIBERGLASS PATIO COVERS ROOM ENCLOSURES PORCH AND SCREEN ENCLOSURES GLASS WASHING APPARATUS AND PVC EXTRUSION CEMENT
Nonmetallic Building Materials