Watts 757NDCDA-BFG-GPM 4 - Part of the 757DCDA Series ZA100F-6NH Perforated overflow standpipe helps prevent

Perforated overflow standpipe helps prevent waterlogging and supports healthy root systems

with initial pressure up to 200 psi and adjusting spring for reduced pressure range of 30 to 100 psi (2

UPC - 098268564211

automatic reseating feature

Warranty - Z706

Watts 757NDCDA-BFG-GPM 4 - Part of the 757DCDA Series ZA100F-6NH Perforated overflow standpipe helps preventThis 4 IN, N pattern, double check detector backflow preventer assembly prevents 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 UL FM butterfly shutoff valves, and four test cocks. It has a gallons per minute meter. It features a stainless steel housing and sleeve and is 70 percent lighter than