Watts 0210530 MSML/E 1/2" M X F 3 bar Pressure/Safety Relief Valve with gauge port

The Watts 0210530 MSML/E is a diaphragm-type safety relief valve with a gauge port, designed for sealed heating and pressurised systems. With 1/2" male x female BSP connections and a factory-set pressure of 3 bar, it provides reliable overpressure protection with easy pressure monitoring.

• Part No: 0210530

• Connection: 1/2" M BSP x 1/2" F BSP

• Preset pressure: 3 bar

• Gauge port: Included

• Body: Brass CW617N

• Discharge knob: Plastic manual

• Spring: Ni-Cr steel

• Diaphragm/seals: Rubber, resistant to 110°C

• Operating temperature: -10°C to 110°C

• Max. glycol: 50%