4Pcs Multicolor Adjustable Drain Backflow Preventer, One Way Valve

DTMMQQQ
4Pcs Multicolor Adjustable Drain Backflow Preventer, One Way Valve
4Pcs Multicolor Adjustable Drain Backflow Preventer, One Way Valve
4Pcs Multicolor Adjustable Drain Backflow Preventer, One Way Valve
4Pcs Multicolor Adjustable Drain Backflow Preventer, One Way Valve
4Pcs Multicolor Adjustable Drain Backflow Preventer, One Way Valve
4Pcs Multicolor Adjustable Drain Backflow Preventer, One Way Valve

product description
1.NEW SOLUTION FOR SEWER DRAINAGE - Our floor drain trap seal core is your new choice for drain trouble. It is easy installation, with no alteration to existing outlets. Let you stay away from bad smell.
2.AUTOMATICLLY OPEN-CLOSE DESIGN - Make full use of gravity theory and silicone speciality, the floor drain filter is designed to V cup shape, ensuring the smooth draining, automatically close after drain.
3.WIDE RANGE OF APPLICATIONS - As sewer is connected with the underground septic tank, unhealthy things may enter room from smelly drain. So it is necessary to install drain seals in bathroom, kitchen, toilet, shower room, basement, garage, laundry room.
4.HIGH QUALITY MATERIAL The body of the grate seal is made of good quality silicone, environmental-friendly material. Safeguard to your family health.