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Description
Note: Image does not represent actual product. This model comes with copper press connections.

Note: Do not use this item for any installation or repair of potable water applications. This product does not comply with the "Safe Drinking Water Act," which requires that products meet low-lead standards in order to be used in systems providing water for human consumption (drinking or cooking). This item is for non-potable (non-human consumption) water applications only.

Series 911 combination fill valve and backflow preventer consists of a Model 9D backflow preventer and Model 1156F feed water pressure regulator in one pre-assembled unit. 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.

Specifications:
  • A combination fill valve and backflow preventer shall be installed on the boiler feed line to provide make-up water to the boiler.
  • The valve shall contain a Watts Regulator Model 9D backflow preventer and Model 1156 feed water pressure regulator.
  • The combination fill valve and backflow preventer shall be a Watts Regulator Company Series 911.

Features:
  • Pre-assembled for ease of installation
  • Easy service accessibility
  • High capacity fill valve for quick system filling and purging
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Specs
Size:
1/2"
Connection Type:
Press x Press
Pressure Range:
10 to 25 psi
Min Pressure (PSI):
10
Max Pressure (PSI):
25
Material:
Bronze
Max Temp (F):
212°F
Application:
Heating
Thread Size:
1/2"
Max Inlet Pressure:
100 PSI
Pressure Set Point:
Factory Set at 15 psi
Inlet Type:
NPT
Outlet Type:
NPT
Width:
8-1/2"
Height:
5-1/4"
Weight (lbs):
4.2 lbs
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