cpvc valve1.Raw material:CPVC 2.Standard:BS,DIN,ISO,ANSI 3.Size:20mm-200mm(1/2"-4") 4.Color:Grey;yellow 5.high temperatu Tomson cpvc valve1.Raw material:CPVC2.Standard:BS,DIN,ISO,ANSI3.Size:20mm-400mm(1/2"-4")4.Color:Grey;yellow5.high temperature resist. 6.16 years producing experience7.Earliest manufacturer for plastic in China.Exported to many countries including USA,Canada,Spain,France...