Watts 757DCDA-PIVXOSY-GPM 4 - Part of the 757DCDA Series Window Well Cover ZM400SC-4NL

ZM400SC-4NL

XHD Load Rating

Waterproofing Integration & Debris Blocking: Designed to interface securely with the waterproofing membrane and includes grate or strainer features that help prevent debris from clogging the drain

Internal polymer coating provides extended corrosion protection

Rated for heavy commercial loads (HD) and compatible with multiple outlet and strainer variations

Watts 757DCDA-PIVXOSY-GPM 4 - Part of the 757DCDA Series Window Well Cover ZM400SC-4NLThis 4 IN stainless steel double check detector backflow preventer assembly with a post indicator valve, outside stem and yoke resilient seated gate valves and a gallons per minute meter measures water flow to detect ground leaks and unauthorized taps. Primarily used on fire line sprinkler systems at referenced cross connections identified as non health hazard continuous pressure applications, it prevents the backflow of fire protection substances