Plastic One-Way Non-Return Water Inline Fluids Check Valves 3mm 4mm 6mm
Features: The outer cover of the check valves are silicone rubber
The specific pressure range of silicone rubber check
Opening pressure: 0.001MPA (0.01kg water pressure)
Reverse back pressure: 0.5MPA (5kg water pressure)
Principle: The fluid can only flow along the water inlet, but the medium at the water outlet cannot flow back.

Specifications: Material:PP
Diameter 3mm,4mm,6mm(optional)

Package Includes: 1x Plastic Check

note: Please allow 1mm errors due to manual measurement.
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