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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" union solder 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
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
All bronze body construction union 1/2" union solder 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
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
items only