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9DM3 1/2

Part of the 9D Series

Ordering Code: 0061935

UPC: 098268221794

Lead Free: NO

1/2 In Bronze Dual Check Valve With Intermediate Atmospheric Vent, Female Union Inlet And Outlet Connections

This 1/2 inch dual check valve with atmospheric vent prevents the reverse flow of hot or cold polluted water from entering into the potable water supply. This valve is designed for continuous pressure non-health hazard applications in smaller supply lines, such as laboratory equipment, processing tanks, sterilizers, dairy equipment, and specifically for boiler feed lines. It consists of a brass body with stainless steel internal parts, integral strainer, two durable tight seating rubber check valves, and NPT female inlet and outlet connections.

Product Features

  • Horizontal or vertical installation
  • Stainless steel internal parts
  • Compact design
  • Forged brass body for durability
Specifications
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
GDS Status Registered
Hazard Protection Level Non Health Hazard
Hot And Harsh Water No
Hydrant Connection No
Inlet Connection Size 1/2 IN
Inlet Connection Size-Metric 15 MM
Inlet Connection Type Union Female Threaded
Inlet Shutoff Valve Type No Shutoff Valve
Inlet Thread Type NPT
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 9DM3 1/2
Outlet Connection Size 1/2 IN
Outlet Connection Type Union Joint
Outlet Shutoff Valve Type No Shutoff Valve
Outlet Thread Type Does Not Apply To Product
Part Number 0061935
Polymer Coating No
Pressure Operation Continuous
Protection Type Backpressure and Backsiphonage
Seat Material Rubber
Series 9D
Strainer Yes
Type Wholesale To Retail

Product Accessories