Worcester Heat Exchanger Base Insulation 87161422440

Worcester Sold singly Domestic

This part is located within the heat exchanger section. There are two different types of heat exchanger that can be installed, the primary heat exchanger and the secondary heat exchanger. The primary is present in almost all boilers and uses heat from the burner to raise the temperature of water within the system. The secondary heat exchanger only appears on combination boilers and allows the heat to be transferred between 2 closed systems. 

• Fits multiple appliances

Domestic