... : High flow capacity, endurable, nontoxic,pressure-proof PVC Fitting: Material: PVC Standard: GB, ISO ,DIN,ANSI Advantages ... High flow capacity, endurable, nontoxic,pressure-proof PVC Fitting:Material: unplasticized polyvinyl chloride Size: 20 to 600mmPN Grade ... manfactuer for pvc pipe&fittings in China.pvc fitting of TOMSON:1.16 years production experience 2 ... .Used in many country pvc valve and fitting