This one-way backflow preventer valve keeps bad smells and debris out of your bathroom or kitchen drain while allowing proper drainage. Made from durable stainless steel, it's perfect for showers, bathtubs, sinks, and other drainage systems.
  Constructed with optimized seal technology, this valve easily attaches to any drain opening for a secure, leak-free connection. Thanks to its high-quality, food-grade materials, it's built to last and retain its shape over time.