Brass Check Valve 1/2" Male to 1/2" Female, Hose Backflow Preventer 2pcs, One Way No Turn Back for Tank Water Heater Toilet - ZESE, BRASS-CHECK-VALVE-FITTING-12MF12-2P

• UPC   770264781624
• 【Function of Check Valve】：This brass one-way check valve allows liquid or gas to flow in one direction only while preventing backflow, and can be installed vertically or horizontally. 【1/2 inch NPT Check Valve】: Brass 1/2 inch NPT male to 1/2 inch NPT female check valves are designed to connect two pipes or fittings with 1/2 NPT threads up to 14 bar (200 psi) and operating temperatures from -40 to +250 °F (-40 to +121 °C). 【High quality backflow preventer】: the product is made of brass with ABS plastic core, corrosion-resistant and durable, reliable sealing, small size, low noise, easy to install, good high temperature ductility and low magnetic permeability. 【Widely used】: Suitable for water heaters, water tanks and water towers, toilets, garden pipes, RVs, also can be used for all kinds of landscape sprinklers, swimming pools, water parks, aquariums and so on. 【Warm Tips】:1/2" female to 1/2" male threads for one-way flow, please confirm the direction before purchase and installation. If the installation is reversed, liquid or gas will not come out., Manufacturer: ZESE