PVC Plastic Check Sewage Drain Non return Double Flap Valve Backwater Prevented 110mm

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 sewage backflow effectively, making it ideal for regions prone to such issues. Technical specifications Diameter: 110mm Mounting: vertical Material: High-quality polymer Flap protection: Chromium-nickel guards Gaskets: Rubber with high resistance to atmospheric influences and aging Installation Recommended for installation in areas prone to repetitive sewage backflow. Includes all necessary mounting elements: screws, nuts, and washers made from chromium-nickel. 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 The device’s interior features

Amazon

Installed in 110mm 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: 4.1446905256 Pounds, Manufacturer: Karmat