3mm 4mm 6mm Check Valve Plastic Inline Check Valve One Way Non Return Check Valve for Water Liquid Air

The outer cover of the check valves are made of silicone rubber. The specific pressure range of silicone rubber check valve: Opening pressure: 0.001MPA 0.01kg water pressure. 3mm 4mm 6mm Check Valve, Plastic Inline Check Valve, One Way Non Return Check Valve for Water Liquid Air. Features: The outer cover of the check valves are made of silicone rubber. The specific pressure range of silicone rubber check valve: 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 Valve. note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item