160mm Polypropylene Check Non Return Double Flap Valve Backwater Prevented

ManoMano

General description Devices have two independent protective covers which are beneficial during backflow because the pressure affecting the first flap is not immediately transferred to the other. The Karmat double flap backwater valve is designed to prevent backflow effectively, making it ideal for regions prone to repetitive sewage backflow. Technical specifications Diameter: 160mm Mounting: vertical Material: High-quality polymer and chromium-nickel for protective guards and mounting elements Gaskets: Manufactured from high resistance rubber to atmospheric influences and aging Installation Installation is advisable in regions prone to repetitive backflow of sewage. Usage Equipped with a manual closure lever for complete arrest of sewage backflow. Allows for fast evaluation of proper operation of both flaps. Easy change of both levers from opening position A to closing position B and back. Other information Flaps are equipped with chromium-nickel protective guards to secure against

Amazon

Installed in 160mm 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; Double-flap backwater valves offer a greater choice of security devices, Weight: 8.81849048 Pounds, Manufacturer: Karmat