PVC-U insulation electrical casing for construction
PVC-U corrugated pipe
PVC-U ultra-quiet single spiral single riser
PVC-U swirl three-dimensional four-way
PVC-U Swirl Tee
PVC-U Swirl Right Cross
PVC-U Swirl Left Cross
PVC ultra-quiet single spiral tee
PVC-U water supply pipe
PVC-U reducing tee
PVC-U bottle line tee
PVC-U single socket