... , DIN, JIS6)Temperature: -10--65degree7)Handle is very novel and be popular for many people.Technical characteristics:1)Easy to ... , easy to operate2)Applicable to the regular operation, open and close quickly, lightweight.3)The fluid resistance is small.4)No ... pool, wastewater treatment, aquaculture, agriculture, irrigation, industrialapplications, etc. to the drainage system. 1/2-4 plastic ball valve