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1/2 BD911T-M3

Part of the BD911 Series

Ordering Code: 0386469

UPC: 098268114812

Lead Free: NO

1/2 In Bronze Combination Dial Set Fill Valve And Backflow Preventer, Threaded Union End Connections, Teflon Tape

This 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 is designed for use in the boiler feed lines of hydronic heating systems. It has 1/2 inch union NPT inlet x NPT theaded outlet connections. The maximum pressure is 100 psi (6.9 bar).

Product Features

  • Horizontal or vertical installation
  • Pre-assembled unit
  • High capacity
  • All bronze, union NPT X NPT end connections
Backflow Preventer Type Dual Check with Atmospheric Vent
Body Finish Bronze
Body Material Brass
Body Pattern Straight
Brand Name Watts
Bypass No
Bypass Size Does Not Apply To Product
Cap And Tether No
Disc Material Does Not Apply To Product
EANUCCCode 098268114812
Elbow Fitting No
Hazard Protection Level Non Health Hazard
Hot And Harsh Water No
Hydrant Connection No
Inlet Connection Size 1/2 IN
Inlet Connection Size-Metric 13 MM
Inlet Connection Type Union Female Threaded
Inlet Shutoff Valve Type Does Not Apply To Product
Inlet Thread Type NPT
Lead Free NO
Maximum Temperature-Fahrenheit 212
Maximum Working Pressure-BAR 6.90
Maximum Working Pressure-PSI 100
Meter Type No Meter
Outlet Connection Size 1/2 IN
Outlet Connection Type Union Joint
Outlet Shutoff Valve Type Does Not Apply To Product
Outlet Thread Type NPT
Part Number 0386469
Polymer Coating No
Pressure Operation Does Not Apply To Product
Protection Type Does Not Apply To Product
Series BD911
Strainer No