... most competitive The tube fitting for Jacuzzi (massage bathtub), SPAs and plumbing is made of material PVC, its characteristic is excellent ... corrosion resistant and aging resistant,nice compressive strength, there is no any flash ... , PE,PC,PS,POM.PVC,PMMA,Nylon,and PA etc. 1.5" with 7 branches male and female thread water distributor,tube fittings ...