Watts RK 775/775DCDA-CK1 6-8 - Part of the RK-775/775DCDA Series HDPE This 1 1/4-1 1/2 IN

This 1 1/4-1 1/2 IN cover replacement kit

Z551-4NL-TG

An expansion membrane prevents air-to-water contact in the tank ensuring a long system life

Also known as a drain cover

Channel 15 is a sloped section with an invert depth from 12

Watts RK 775/775DCDA-CK1 6-8 - Part of the RK-775/775DCDA Series HDPE This 1 1/4-1 1/2 INThis 6 8 IN first check detector valve replacement kit for series 775 and 775DCDA prevents the backflow of pollutants that are objectionable but not toxic, from entering into the potable water supply. This kit consists of a first check module, check module O ring and a red silicone disc elastomer. It is designed for non health hazard applications. It is used primarily on fire sprinkler lines when it is necessary to monitor unauthorized use of water.