Watts RK 757/757DCDA-CK1 6 - Part of the RK-757 Series detectable-warning-mat-finder or Spee-D Channel Drains

or Spee-D Channel Drains

This check repair kit for a pressure vacuum breaker prevents the reverse flow of polluted water from entering into the potable water supply due to backsiphonage

American-made material designed for long-lasting performance in outdoor barrier applications

Pro Series Channel Drain for draining moderate flows from driveways

Its cast-iron body

Watts RK 757/757DCDA-CK1 6 - Part of the RK-757 Series detectable-warning-mat-finder or Spee-D Channel DrainsThis first check repair kit provides all the parts necessary to repair or replace the first check on a 6 inch double check valve assembly backflow preventer, model 757, and double check detector assembly backflow preventer, model 757DCDA. This kit consist of a first check module, check module O ring, and red silicone disc elastomer. Features Factory replacement kit No special tools required for servicing All parts are made of high quality materials