详细说明
Product Name: High Quality Plastic Butterfly Valve UPVC Wafer Butterfly Valve PVC Non Actuator Butterfly Valve for Swimming Pool DIN ANSI JIS Standard Model NO.: DN50-DN300 ( 2"-- 12" ) Application: Industrial Usage, Water Industrial Usage, Household Usage Standard: DIN ANSI JIS Standard Valve Body: Injection Material of Seal Surface: Soft Sealed Working Temperature: Normal Temperature (-40