Master Flow 12″ x 12″ to 8″ Universal Register Box with Flange Galvanized Steel
Always seal seams with code approved mastic, sealant or duct tape. The Master Flow 12 in. Made of zinc-coated, 30-Gauge galvanized steel.
Always seal seams with code approved mastic, sealant or duct tape. The Master Flow 12 in. Made of zinc-coated, 30-Gauge galvanized steel.