Horizontal PVC Plastic Sewage Drain Check Non Return Valve Backwater Prevented 200mm

KARMAT Backwater Valves effectively secure any rooms located on the lower floors; Installed in 200mm sewage pipes before they exit a building or sewage drains; Prevents against rodents entering building interiors through the sewage and other sanitary systems; Secure the lower floors against flooding caused by back flow of storm water and sewage; Made of high-quality PVC Plastic - resistance to the effects of chemicals and hot sewage;, Weight: 7.936641432 pounds, Manufacturer: Karmat