Watts 1/2 BD911T-M3 - Part of the BD911 Series Inserta Tee Z551-2NL-Y

Z551-2NL-Y

and finishes to meet the needs of modern flat roof systems

float and vent seal assembly and bonnet O-ring

This relief valve rubber parts kit is used for repairing the parts on a relief valve for a 2 1/2 and 3 inch lead free reduced pressure zone assembly which is used to prevent the reverse flow of polluted water from entering into the potable water supply due to backsiphonage and or backpressure

Specifications Actuation No Assembled Dry Yes Balance Stop Plate No Ball Material Chrome Plated Brass Body Finish Brass Body Material Lead Free Copper Silicon Alloy Brass Brand Watts Buy American Act Compliant NO Class Rating Does Not Apply To Product Control Type Lever Handle CV Rating Does Not Apply To Product EAN 098268153170 Electrical Rating Does Not Apply To Product Inlet Connection Size 1 1/4 IN Inlet Connection Size-Metric 32 MM Inlet Connection Type Press Inlet Thread Type Does Not Apply To Product Lead Free YES Maximum Temperature-Fahrenheit 100 Minimum Temperature - Celsius -18

Watts 1/2 BD911T-M3 - Part of the BD911 Series Inserta Tee Z551-2NL-YThis 1 2 inch bronze combination fill valve and backflow preventer is for use in commercial and residential hydronic heating systems to provide make up water to the boiler, and prevent backflow when supply pressure falls below system pressure. It consists of a bronze model 9D backflow preventer and a bronze feed model BD1156F water pressure regulator in one pre assembled unit. The high capacity fill valve provides quick system filling and purging. It