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9D-BS 3/4

Part of the 9D Series

Ordering Code: 0061920

UPC: 098268004564

Lead Free: NO

3/4 IN Bronze Dual Check Valve With Intermediate Atmospheric Vent, British Threaded Inlet And Outlet Connections

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 BSP threaded connections. The maximum pressure is 100 psi (6.9 bar).

Backflow Preventer Type Dual Check with Atmospheric Vent
Body Finish Brass
Body Material Brass
Body Pattern Inline
Brand Name Watts
Bypass No
Cap And Tether No
Disc Material Rubber
Elbow Fitting No
Hazard Protection Level Non Health Hazard
Hot And Harsh Water No
Hydrant Connection No
Inlet Connection Size 3/4 IN
Inlet Connection Size-Metric 20 MM
Inlet Connection Type Union Female Threaded
Inlet Shutoff Valve Type No Shutoff Valve
Inlet Thread Type BSPT
Lead Free NO
Maximum Temperature-Fahrenheit 250
Maximum Working Pressure-BAR 12.10
Maximum Working Pressure-PSI 175
Meter Type No Meter
Minimum Temperature - Celsius 0.50
Minimum Temperature-Fahrenheit 33
Model Number 9D-BS 3/4
Outlet Connection Size 3/4 IN
Outlet Connection Type Union Joint
Outlet Shutoff Valve Type No Shutoff Valve
Outlet Thread Type BSPT
Part Number 0061920
Polymer Coating No
Pressure Operation Continuous
Protection Type Backpressure and Backsiphonage
Seat Material Rubber
Series 9D
Strainer Yes