Insect Prevention One Way Valve Seal Stopper Drain Cover Floor Drain Sewer Strainer Plug Anti Odor

Label:Yes Material: copper Size:as the picture Automatic opening when draining, closing after draining. Easy to install, plug and play. Applicable: Widely used for Pipes Tubes in Toilet, Bathroom, Kitchen , Floor and more. Features:Anti odor/ Anti defection/ Fast drainage/Insect Prevention

Working Principle: (1)When the water into the ground drain, the gravity of the water will open the bottom of the ABS gasket, dripping unimpeded. (2) After disruption of water, gasket is automatically closed due to gravity.Completely sealed so that the gas in the pipeline, pests and over flow can not be up.

Package Included: 1Pcs/set * floor drain core