Odor Proof Shower Floor Drain Backflow Preventer Drain Stopper One Way Drain Valve Sewer Core Drainage Insert Drain Plug Drainer Drain Strainer for Bathroom Kitchen L - Bluelanss, H75YG30RBRA7T3FK9PK41O

• High adaptability and compatibility make it very reliable and practical. Simple and convenient installation will not waste your time and energy. Anti-reflux and odor-resistant feature makes it very useful and effective. Different sizes allow you to choose the most suitable one according to your needs. When water enters the floor drain, the gravity of the water will open the bottom ABS gasket, dripping unimpeded. After the water is cut off, the ASB gasket is automatically closed due to gravity. It is completely sealed, so that the gas and overflow in the pipeline cannot go upwards. It can prevent odors in summer, and air-conditioning in winter. Easy to install, Insert the floor drain core into the sewer,installs in seconds.When the filter element needs to be clean, it can be take it out from sewer by the handle directly.Our floor drain core is made of high quality brass and pps nanometer new material, which is stable and durable There are three sizes for you to choose from: S, M, L. S: Suitable for 26-35mm floor drain inner diameter, installation height more than 43mm. M: Suitable for 36-42mm floor drain inner diameter, installation height more than 47mm. L: Suitable for 36-53mm floor drain inner diameter or PVC pipe 50mm inner diameter, installation height more than 50mm