
Description:
【Long-Lasting Construction】: Crafted from high-quality PVC material, this essential plumbing hardware is designed to withstand and long-term exposure to moisture in drainage systems.
【Automatic Operation】: The innovative single-way sewer pipe valve features a weight-activated-based flap that opens automatically during water flow and tightly when drainage
【Effective Protection】: Acting as a reliable drain pipe seal, it prevents foul odors, cockroaches, and even small rodents from entering your living space through the sewer lines.
【Backflow】: This purpose-built backflow preventer ensures that sewage and wind do not flow back into your, maintaining a clean and hygienic environment in your bathroom or kitchen.
【Easy Installation】: The PVC drain pipe flap cap is designed for a simple plug-and-play setup, fitting snugly onto standard horizontal without the need for complex tools or clamps.







