Description
Choose Watts 530C ½”Calibrated Pressure Relief Valve when your project calls for bypass thermal expansion relief. Spring operated; resets after quietly releasing pressure. Maximum working temperature is 180 degrees F. From the manufacturer: MFR Part # 530C 1/2 Item Model # 530-C 1/2″. Calculations show pressure-reducing valves can save as much as 30% on domestic water heating costs, prevent water waste and perhaps even lower municipal sewer usage fees.
- Guards against excessive pressure in water, oil or air systems used in commercial, residential or industrial applications, including fire protection systems
- All-brass construction features an NPT threaded male inlet and NPT threaded female (drain) outlet connections; a stainless-steel spring; a brass bonnet; a Buna-N disc and a Buna-N O-ring
- Calibrated adjustment feature sets valve to the required relief pressure
- Maximum pressure is 300 psi (20.67 bar); adjustable range is 50 to 175 psi (3.45 to 12.06 bar)
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