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Bronze Combo Fill Valve & Backflow Preventer, Watts B911S-M3

$192.99$179.99

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SKU: BFPRV

MANUFACTURER: Cash Acme

  • Size: 1/2
  • This valve is designed for use on boiler feed lines to provide make-up water to the boiler and prevent backflow when supply pressure fails below system pressure.
  • Prevents the back-siphonage of contaminated water into the potable water supply
  • Series 911 combination fill valve and backflow preventer con-sists of a Model 9D backflow preventer and Model 1156F feed water pressure regulator in one pre-assembled unit.
  • Designed specifically for smaller boiler feed lines.
PRODUCT INFORMATION
More Information
PRODUCT INFORMATION

Product Description

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 backflow preventer, model 9D, and a bronze feed water pressure regulator, model 1156F, 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 and has 1/2 inch union solder inlet x NPT threaded outlet connections. The maximum pressure is 100 psi (6.9 bar).

Typical Applications

Designed specifically for smaller boiler feed lines

Features

  • 1/2" only
  • High capacity fill
  • All bronze, union solder x female NPT
  • Solder connection
  • Pre-assembled unit
More Information
Specifications:
Specifications
Backflow Preventer Type Dual Check with Atmospheric Vent
Body Finish Bronze
Body Material Brass
Body Pattern Inline
Brand Name Watts
Bypass No
Bypass Size Does Not Apply To Product
Cap And Tether No
Disc Material EPDM
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 Solder
Inlet Shutoff Valve Type No Shutoff Valve
Inlet Thread Type Does Not Apply To Product
Lead Free NO
Maximum Temperature-Fahrenheit 212
Maximum Working Pressure-BAR 6.90
Maximum Working Pressure-PSI 100
Meter Type No Meter
Model Number B911S-M3
Outlet Connection Size 1/2 IN
Outlet Connection Type Female Threaded
Outlet Shutoff Valve Type No Shutoff Valve
Outlet Thread Type NPT
Part Number 0386462
Polymer Coating No
Pressure Operation Continuous
Protection Type Backpressure and Backsiphonage
Seat Material Plastic
Series B911
Strainer No
Size: 21
Brand: ACS
Made In USA: Yes

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Aaron
review for Bronze Combo Fill Valve & Backflow Preventer, Watts B911S-M3

Hydronic heating system for a honey extraction shop

Bronze Combo Fill Valve & Backflow Preventer, Watts B911S-M3

Bronze Combo Fill Valve & Backflow Preventer, Watts B911S-M3

$192.99$179.99