Oumefar 4mm Plastic Water Non Return Valves Straight Push Check Valve Single phase Quick Connect Fittings Inline Air for Fuel Gas Liquid

【High Quality Material】Our check valves are made of high quality plastic , safe and non-toxic, Corrosion resistance, wear resistance, long service life 【Elaborate Pagoda design】The pipe port of the check valve is designed with a pagoda-shaped card slot, non-slip and non-toxic,high adsorption properties, thermal stability, chemical stability, has high mechanical strength, etc 【Application】The check valve is used in fluid system to prevent reverse flow fluid, or used in pneumatic system to prevent reverse flow of compressed air 【Easy to Use】Simple push in design for connecting to the tube and provide secure connection, requires no extra sealing 【Specification】Condition: 100% new- Color: White- Material: Plastic- Hose size: 4mm / 6mm / 8mm / 12mm- Opening pressure: >0.015MPA- Compatible: Suitable for water, petrol, diesel, oils and other fluids