1) diameter: 1/2", 3/4", 1", 1-1/4", 1-1/2", 2", 2-1/2", 3", 4"
2) standard: BS, ANSI, DIN, JIS
3) with socket and threaded end
4) material: U-PVC
5) colors: Many colors available for choice Technical characteristics: 1) Easy to stall , easy to operate 2)Applicable to the regular operation , open and close quickly ,lightweight 3)No vibration and no noise 4)Quality : Heat ,durable Application: Applies to swimming pool ,wastewater treatment ,agriculture ,irrigation, industrial application
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