VAILLANT ECOTEC PLUS 637 / 837 / 937 MAIN HEAT EXCHANGER KIT 0020135134, REFURBISHED Actuator Motor Professional installation recommended

Professional installation recommended

Ending in BC & CC  – 41-592-39 BC Potterton Gold System 18 Erp Serial No

Ending IN CC)  – 41-470-22 CC Baxi Combi 24 HE  – 47-075-20 Baxi Combi 28 HE  – 47-075-21 Baxi Combi 33 HE  – 47-075-22 Baxi Platinum Combi 24 HE  – 47-075-27 Baxi Platinum Combi 24 HE A (After Serial No

Description

BTH1112 Issue 8) 47-075-37 BEFORE Duo Tec 40 HE 47-075-26 Duo Tec 40 HE A (Issue 8) 47-075-38 Combi 24 HE 47-075-20 Combi 28 HE 47-075-21 Combi 33 HE 47-075-22 Platinum Combi 24 HE 47-075-27 Platinum Combi 24 HE A (After Serial No

VAILLANT ECOTEC PLUS 637 / 837 / 937 MAIN HEAT EXCHANGER KIT 0020135134, REFURBISHED Actuator Motor Professional installation recommendedVaillant 0020135134 Heat Exchanger 7 Coil ecoTEC Plus. Product Information: There are two different kinds of heat exchanger that can be present, 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