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making it ideal for construction projects
Includes an atmospheric port that provides visual indication of failure of the second check
This 1 union female meter thread by 1 IN male meter thread
UPC - 098268639278
Watts 774DCDA-OSY-TS-GPM 12 - Part of the 774DCDA Series Z100F-6NH making it ideal for constructionThis 12 inch double check detector backflow preventer assembly prevents the backflow of fire protection system substances from being pumped or siphoned into the potable water supply. It is designed for installation on applications identified by local authorities as non health hazard, such as on fire protection systems. This assembly consists of a compact construction and short lay length, ideal for retrofit installations and can be installed in a