1.size: 1/2''-4'' 2.material:pvc 3.standard: JIS,DIN, BS,ANSI 4 ... new material of PVC2)Size: 1/2'',3/4'',1'',1--1/2'',2'',3'',3--1/2'',4''3)Many color available you ... DIN, JIS6)Temperature: -10--65degree7)Handle is very novel and be popular for many people.Technical characteristics:1)Easy to install ... , agriculture, irrigation, industrialapplications, etc. to the drainage system. 1/2-4 plastic ball valve