This 2PCS drain backflow preventer is engineered with high-quality ABS and silicone materials to ensure durability and resistance to rust, deformation, and wear. Its innovative self-closing gasket design automatically seals after water flow, blocking unpleasant smells and preventing backflow. Perfect for maintaining a clean and odor-free environment in your bathroom or kitchen, this product adds an essential layer of protection without compromising on style or function.
  Ideal for use in bathrooms, kitchens, laundry rooms, and balconies, this versatile drain stopper helps keep your spaces hygienic and fresh. Its universal compatibility with drainage pipes from 1.5'' to 2.0'' makes it suitable for various home and commercial settings. By stopping sewer gases and bad odors, it ensures a better living experience while being easy to install and maintain.