Effective Cleaning: By preventing backflow and equipping a copper filter, our floor drain check valve ensures fast and reliable drainage without clogging problems. Backflow Protection: The specially designed check valve effectively prevents wastewater from flowing back and provides excellent backflow protection. Keep your room clean and hygienic with this advanced solution. Versatile Design: The multi-layer filter design of our floor drain check valve effectively blocks unpleasant odors and prevents food residue, ensuring a hygienic bathroom environment with unhindered flow. Convenient Installation: Prevent bathroom flooding with our floor drain check valve. It can be easily installed by anyone without professional tools. Its compact size fits perfectly into any bathroom and prevents water from backflowing Effective Bathroom Drainage: Ensure your bathroom stays dry and smooth with our check valve, which provides effective direct drainage and thus prevents blockages or water