Item Type: Check Valve Material: PP Function: Connect hose to prevent backflow of gas or liquid Scope of Application: Fish tank, food and beverage, equipment, chemical industry Package List 10 x Check Valve 1CONVENIENT REPLACEMENT: This one way check valve is convenient for replacement of damaged check valves, connecting hoses to prevent backflow of gas or liquid 2SUFFICIENT STIFFNESS: Check valve has sufficient pressure bearing capacity and stiffness to meet actual use requirements within appropriate range 3WEAR RESISTANT MATERIAL: Made of good quality PP material, wear resistant and durable, has good chemical resistance and is good electrical insulator 4STRONG STABILITY: Possess good thermal performance, strong chemical stability, non toxic and odorless, you can use with confidence 5WIDE USES: Check valve can be used in fish tank, food and beverage, equipment, chemical industry, very practical