Ideal ISTOR 173202 Temperature Pressure Relief Valve 4 Bar

Ideal 173202 Temperature and Pressure Relief Valve 4 Bar

This part fits the following:

• Ideal ISTOR HE260
• Ideal ISTOR HE325

The pressure relief valve helps to control pressure build up within a heating system.

It is set to open as the pressure increases to prevent a dangerously high pressure build up within the system.