... is made of PVC,it is widely used in Jacuzzi , Spas ,Bathtub,and plumbing,etc.price is most competitive The tube ... fitting for Jacuzzi (massage bathtub), SPAs and plumbing is made of material PVC, its characteristic is ... defects on its surface, and is widely used in Jacuzzi, SPAs,Bathtub and plumbing industry etc, as you know our company ...