详细说明
Product Name: High Quality Plastic Butterfly Valve UPVC Pipe Wafer Butterfly Valve UPVC Worm Gear Butterfly Valve for Swimming Pool 2" - 12" Model NO.: DN50-DN300 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