Brass Floor Drain Core Deodorant and Insect-Proof Bathroom Kitchen Sewer Fast Drainage Filter Plug Non-blocking

Insect Prevention: Anti odor/Anti disjoint/Rapid drainage/Insect prevention. Automatically opens when draining and automatically closes after draining. Plug and Play: Floor drain is easy to install and plug and play. Applicable: The anti odor drain cover is widely used for pipes tubes in bathroom, kitchen, floor and more. Working Principle: When water enters the floor drain, the gravity of the water opens the ABS gasket at the bottom, allowing water to drip smoothly. After water is cut off, the gasket automatically closes due to gravity. Completely sealed so that gases, pests, and overflows in the pipeline cannot go up