979GD-20
979GD-20 (Globe) and 979AD-20 (Angle) Series is designed to maintain a constant liquid level in a tank or reservoir, and also throttle to sustain a minimum upstream pressure during tank filling operations. Valve throttles open on a lowering liquid level and closed upon a rising liquid level.
Features
- Automatically maintains a constant liquid level in a tank or reservoir
- Throttles to maintain minimum upstream pressure during fill cycle
- Closing speed and Pressure Sustaining setpoint are adjustable
- Controlled by a remote mounted Modulating Float Pilot
Literature
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Approval/Certification Information
For product-specific approval information, please refer to the product’s specification sheet (see literature section above) or ask a Watts representative. For general information regarding any approval certification partners identified in the specification sheet, please visit our certification partners’ websites:
ASSE | CSA | FM Approvals | NSF |
UL | ULC | USC | WQA |