Permit water to flow in one direction within a line with the ProLine Series PVC Check Valve. It acts as a backflow prevention device to prevent water from backing up into the fresh water supply. A steel-spring poppet with a rubber o-ring is the internal mechanism preventing water backflow. An arrow is molded onto the valve body to ensure correct installation for proper flow control.
WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov.