There are two types of heat exchanger that can be present, 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 sec
Supplier Part Number: 178973
20 Plates
4 O-rings and Screws included
Technical specification
ERP (Energy Efficiency)NTypeDomestic Hot WaterERP RatingNot ApplicableCompatible WithEcotec Plus 800 & VUW 2005 to 2010Supplier Part Number178973Brand NameVaillant
Reviews
Vaillant Domestic Hot Water 20 Plate Heat Exchanger 178973