WORCESTER 87161429050

WORCESTER 87161429050 HEAT EXCHANGER G/W PRB 20/501.

Product Information: There are two different kinds of heat exchanger that can be installed, they are the primary heat exchanger and the secondary heat exchanger. The primary is present in almost all boilers and it allows the heat to be transferred from the burner to the water within the system. The secondary heat exchanger only appears on combination boilers and allows the heat to be transferred between 2 closed systems.