WOLSELEY 14 BOSCH 463455 SWEP PLATE HEAT Exchanger KIT & Gaskets

A heat exchanger for Biasi Activ A, Gaia, Garda, Parva, Prisma, Riva and Riva Compact boilers. The heat exchanger transfers heat from a boiler's burner to water.

A primary heat exchanger is found in all boilers, using heat from a burner to raise the temperature of the water in the system, while a secondary heat exchanger is present only in combis and allows the heat to be transferred between closed systems.

(Marked box but new part)