washing machine drain hose seal, shower floor drain backflow preventer for kitchen and bathroom (black)

Function: Drain pipe seals are primarily used to insert into pipes, floor drains, and under-sink drains to prevent odors, dirty water, and pests from entering, backing up, and overflowing, keeping the space clean, tidy, and organized. Double-layer design: The washing machine drain pipe sealing plug features a double-hollow design that allows for 360° drainage, with a drainage capacity of 36 liters/minute, ensuring fast and unobstructed drainage. The inverted wedge-type internal coupling surface secures the inner core, preventing it from falling out or shifting. Easy to install: The odor-proof sealing plug is 6.5 cm high and 5.5 cm wide, making it suitable for installation in drain holes with a diameter of 3.7 to 5.2 cm. Plug and Play without removing floor tiles or pipes, making it easy to install.
Selected Material: The backflow preventer is made of high-quality silica gel and PP plastic, which is non-toxic and odorless and contains no harmful substances, so it can be used with confidence; its smooth, burr-free surface not only won't hurt your hands during use but is also easy to clean with water for reuse.
Multiple Uses: The odor-proof sealing plug is widely used for drain openings in bathrooms, kitchens, toilets, washing machines, sinks, bathtubs, showers, and other locations.