... : Good quality, new material of PVC2)Size: 1/2'',3/4'',1'',1--1/2'',2'',3'',3--1/2'',4''3)Many color available you can choice, for ... very novel and be popular for many people.Technical characteristics:1)Easy to install, easy to operate2)Applicable to the regular ... tested at the end after the factory, Lowest leakage rate.6)Quality: Heat, high temperature, extremely long usage life for at ...