BD911, 1/2" Combination Bronze Dial Set Fill Valve & Backflow Preventer (NPT x NPT)
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BD911, 1/2" Combination Bronze Dial Set Fill Valve & Backflow Preventer (NPT x NPT)

Brand:
Watts
SKU:
0386469
Rating:
(1)
Q&A:
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BD911, 1/2" Combination Bronze Dial Set Fill Valve & Backflow Preventer (NPT x NPT)
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$223.82 each
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Product Highlights

Size icon
1/2"
Material icon
Bronze
Max Pressure (PSI) icon
100 PSI
Connection Type icon
NPT x NPT Connection
Max Temp (F) icon
212°F Max Temp
Min Pressure (PSI) icon
8 PSI

Description

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.

All bronze body construction union 1/2" NPT inlet x 1/2" NPT outlet

Series BD911 combination fill valve and backflow preventer consists of a Model 9D backflow preventer and Model BD1156F feed water pressure regulator in one pre-assembled unit. This valve is a high capacity valve 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 and incorporates a unique push-button fast fill engagement with auto-stop that prevents over-pressurization.

Features
  • Pre-assembled for ease of installation
  • Push button fast fill with auto-stop to prevent system over-pressurization
  • Dial indicator eliminates need for pressure gauge
  • Same lay length as Watts 911
  • High capacity fill valve for quick system filling and purging
Specifications
A combination bronze dial set 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 BD1156 dial set feed water pressure regulator. The combination fill valve and backflow preventer shall be a Watts Series BD911.

Pressure – Temperature Maximum Temperature: 212°F (100°C) Maximum Working Pressure: 100psi (6.9 bars) Adjustment Range: 8-21psi (55-145 kPa) with 25psi (172.4kPa) auto-stop fast fill Factory set at 15psi (103.4 kPa) Dial indicator +/- 2 psi

Specs

Application:

Plumbing

Size:

1/2"

Material:

Bronze

Connection Type:

NPT x NPT

Max Pressure (PSI):

100

Max Temp (F):

212°F

Min Pressure (PSI):

8

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