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Check Valve PE and PP


Check Valve PE and PP

The polyethylene check valve function positively and immediately in any position. Neoprene disk. 12 per bag
Allows water to flow in one direction only
• Marked with arrows to indicate direction of flow
• Use in vacuum lines of filter flasks to prevent backflow
• All wetted surfaces are non-metallic

Available polyethylene plastic check valves (PE):

Bore I.D. Overall length Taper
3.2mm (1/8") 70mm (2-3/4") 7.9 to 6.4mm (5/16 to 1/4")
6.4mm (1/4") 81mm (3-3/16") 12.7 to 9.5mm (1/2 to 3/8")

U/M: dozen

Available polypropylene check valves (PP):

Overall length Length tapered end Diameter tapered end in & Out
60mm (2 3/8") 19mm (3/4") 3.1 to 6.4mm (1/8 to 1/4")
60mm (2 3/8") 19mm (3/4") 6.4 to 9.5mm (1/4 to 3/8")
76mm (3") 25mm (1") 9.5 to 12.7mm(3/8 to 1/2")

U/M: Bag of 6 

Free Shipping within the Continental USA

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