SagaSave Anti-Odor Shower Floor Drain Plug Backflow Preventer Valve, Sewer Core Drainage Insert Drain Plug, 360Drainage Gas Sealer Floor Strainer Trap Seal for Kitchen Bathroom Washing Machine

Powerful Odor & Backflow Prevention: Drain pipe seals are mainly used to be inserted into drains, floor drains and drain under the sink to prevent odours, dirty water, vermin from entering or backing up and overflowing, keeping your space clean and fresh | 360 Fast Drain: Washing machine drain hose sealing plug adopts double hollow design that can drain a wide range of 360, with a drainage capacity of 36 liters/minute, fast drainage and no clogging; the internal inverted wedge-type mating surface fixes the inner core, which helps the inner core not to fall off and not to move | Tool-Free Installation: Sewer odor-proof sealing stopper is height 6.5cm/2.56in, width 5.5cm/2.16in. The compact size fits all 3.7-5.2cm/1.45-2.05in drain hole. Plug-and-play without removing floor tiles or drains, making it easy to install | High-quality Materials: Backflow preventer is made of high-quality silicone and PP, it is non-toxic, odorless, and safe. Its smooth, burr-free surface is gentle on hands and easy to clean. The acid-resistant valve core seals tightly to block odors, sewage, pests, and rodents | Widely Use: Sewer odor-proof sealing stopper is widely used for odor proofing sewer openings in bathrooms, kitchens, toilets, washing machines, washbasins, bathtubs, sinks, showers and other places