Watts 757DCDA-OSYXPIV-GPM 4 - Part of the 757DCDA Series snake fence Z415BL-4NL

Z415BL-4NL

UPC - 098268579734

UPC - 098268067279

UPC - 098268581737

This 1 inch two-way universal flow check valve is for use in commercial and residential hydronic heating systems to provide positive shutoff when circulator is not running

Watts 757DCDA-OSYXPIV-GPM 4 - Part of the 757DCDA Series snake fence Z415BL-4NLThis 4 IN stainless steel double check detector backflow preventer is a crucial component in safeguarding potable water from contamination. Used primarily in fire line sprinkler systems where it prevents the backflow of fire suppression materials into the potable water supply, its installation is typically mandated by local authorities in areas identified as non health hazard continuous pressure applications. It has outside stem and yoke resilient