Watts 757DCDA-OSYXPIV-GPM 4 - Part of the 757DCDA Series ADA Pad air and non-condensable gases from

air and non-condensable gases from heating systems while still sensitive enough to close tightly in the presence of steam

and alternative body materials (PVC/ABS)

919 Compatible Size Used On 2 IN Kit Contents Check Assembly

Channel is made of polyvinyl chloride (PVC) treated with UV inhibitors

Watts 757DCDA-OSYXPIV-GPM 4 - Part of the 757DCDA Series ADA Pad air and non-condensable gases fromThis 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