Floor Drain Backflow Preventer

Features 50% Smoother Draining Performance: Make full use of gravity theory and silicone speciality, the floor drain filter is designed to V cup shape, ensuring the smooth draining, automatically close after drain. 100% Stop Drain Backflow: Design with Automatically Open-Close, used as drain strainer to catch hair and debris. Prevent Sewage Gas and unhealthy thing backing up to keep your bathroom clean and away from bad smell. Well Built Quality, Heat Resistance: Made of good quality silicone, totally environmental-friendly material; No smell; Protecting your family health; No worry about deformation after stretching, super flexible; Ever-lasting and durable. Widely Application Range: As sewer is connected with the underground septic tank, sewage, or other air may enter room from smelly drain. Floor drain seal with closing mouth can be used in floor drain universal for most of families.