For Gas Water 4mm / 6mm / 8mm / 12mm Non-Return Water Stop Valve Check Valve One-way Lnline Valves

Label:Yes Color: White,Transparency .translucency Compatible: Suitable for water, gas, air Package Included: 1 x one way check valve Hose Size: 4mm / 6mm / 8mm / 12mm Condition: 100% new Material: Plastic