EFFECTIVE DRAINAGE TOOL: The backflow preventer can effectively prevent impurities and hair from clogging the sewer, bring effective drainage tools to your bathroom, and keep your bathroom and kitchen clean and fresh. FLEXIBLE AND DETACHABLE DESIGN: automatic opening and closing, compact thread design in the core of the drain pipe to facilitate smooth drainage. WIDE RANGE OF APPLICATIONS: The drain backflow preventer suitable for bathroom floors, kitchens, balconies, etc., can also be used for your garden drainage system, to provide you with a convenient way to study sewage treatment domestic. EASY TO INSTALL: You should first determine the size of your home's drain hole and choose it according to your needs. The shower floor drain only takes a few minutes to complete the installation without breaking the floor. HIGH QUALITY DRAINAGE AND SEALING EFFECT: The shower drain cover is made of high-quality stainless steel, has good sealing performance, can effectively block peculiar odors, hair and large-scale dirt, and is durable. Number shipments: 1 pcs