Washing Machine Drain Seal, PC+Silicone Backflow Preventer, Sewer Pipe Guard for Kitchen/Bathroom, Odor Block

Washing Machine Drain Sealing Tube, Hose Backflow Preventer, Sewer Pipe Seal Ring, Sealing Cover, Rubber Drain Guard, Drain Seal Pipe. Made of PC + silicone, with a special design: the valve is closed under normal circumstances to prevent odors, insects and rodents from entering; under pressure, it can open 90° to ensure smooth drainage and prevent sewage backflow. Highly versatile, suitable for downpipes, with the upper connection port adjustable according to pipe size. Perfect for various home places like kitchen drains, bathroom drains, and washing machine drains, keeping your bathroom and kitchen odor-free. Made from durable materials, the removable filter (if applicable) helps prevent clogs and is easy to clean. Material: PC; Color: as shown (slight color difference may occur due to monitors).