Home > View All Manufacturers > Watts > Backflow Prevention > Double Check Detector Assemblies > Watts - 757DCDA, 757NDCDA
	List Price: $9,999.00 Our Price: $9,999.00 Availability: Usually ships within 7 - 10 business days. Product Code: WATTS-757DCDA757NDCDA This item is not available.

Description   Double Check Detector Assemblies, Stainless Steel Size(s): 2 1/2 to 10 in. (65 to 250mm) Series 757DCDA, 757NDCDA Double Check Detector Assemblies prevent the backflow of pollutants that are objectionable but not toxic, from entering into the potable water supply. Its compact housing consists of two independently operating tri-link check valves, two shutoff valves, and four test cocks. It features a stainless steel housing and sleeve and is 70% lighter than traditional designs. Series 757, 757N is designed for non-health hazard applications and may be installed under continuous pressure service to protect against both backpressure and backsiphonage. This Series is used primarily on fire sprinkler lines when it is necessary to monitor unauthorized use of water. Maximum Working Pressure: 175psi (12.06 bar).

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