drain odor proof drain core drain backflow preventer shower

Magnetic Float Technology: Achieves a secure seal during inactivity and activates with water movement, powered by advanced magnetic float sealing technology to maintain consistent functionality over time. Seamless Setup: Features a versatile design that ensures compatibility with both round and square drains while eliminating the need for base replacement and simplifying installation. Reliable Fly Control: Utilizes a dual-barrier mechanism with a unique drain slot and silicone seal to physically block cockroach access and prevent unwanted backflow. Quiet Drainage Performance: Designed with optimized fluid dynamics to eliminate air friction noise, promoting quiet and cleanliness in restrooms. Long-Term Reliability Design: Equipped with a magnetic sealing barrier and copper construction, it ensures long-lasting performance while effectively blocking sewer odors through its durable copper core design.