Fresh Air Assurance Engineered with an Sbend water seal and siphon principle to prevent odor backflow. The transparent odor core lets you monitor the system at a glance, promoting consistent airflow and odor performance in your space. Convenient Setup Design Tool installation with a rapid sealing mechanism and silicone gasket seal that work together to reduce the risk of leaks in your bathroom sink drain. SpaceSaving Design Pshaped elbow design optimizes tight spaces while maintaining compatibility with mainstream basins. Offers flexible side or bottom connection options for versatile installation without sacrificing functionality or ease of use. Dependable Drain Solution Siliconesealed caps and a 90 wide opening minimize residue buildup and enhance durability. Use scenarios Small or shallow vanities: Works well in compact bathrooms where space is limited, thanks to the spacesaving Pshaped elbow and flexible connection options. Renovation or replacement projects: Tool setup and rapid sealing mechanism allow quick retrofit in standard basins, reducing downtime and leakage risk. traffic or rental bathrooms: Odor control and monitoring via the transparent odor core help maintain a fresh bathroom environment with easy maintenance.