G1/2 Inch Female to Male Thread Check Valve, Stainless Steel Backflow Prevention Check Valve, One Way Pipe Fittings - ShopVlot

[Thread Size] The check valve measures 3/4 inch (φ20mm) in diameter, thread with standard G 1/2" female and male thread. Suitable for most water towers, water heaters and toilet pipes [Quality Material] Made of high quality electroplated copper or stainless steel, the backflow prevention valve has good corrosion resistance and sealing performance, no worry about pollution [Practical] The one-way valve for backflow stroke allows water to flow only in one direction, effectively preventing dirty wa