Watts 774DCDA-OSY-TS-GPM 3 - Part of the 774DCDA Series Basement Window Well UPC - 098268085662

UPC - 098268085662

comes completely assembled and mountable in any position (horizontal position in steam applications)

UPC - 098268617641

UPC - 098268329162

Watts 774DCDA-OSY-TS-GPM 3 - Part of the 774DCDA Series Basement Window Well UPC - 098268085662This 3 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