VAILLANT ECOTEC PLUS 637 / 837 / 937 MAIN HEAT EXCHANGER KIT 0020135134, REFURBISHED

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Product Information

Vaillant 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 between 2 closed systems.

This part is present in 17 different boilers in the Vaillant range including the Vaillant ecoTEC PLUS (2006-2010), ecoTEC PLUS (2006-2010), ecoTEC PLUS (2006-2010), VU 376/3-5 R1 , VUI 376/3-5 . In the next tab there is an appliance grid with links to all boilers that contain this part, Please use this if you would like to view all other spares that fit that model and download the user manual for that appliance. If none of these models match the appliance you have, please contact us before ordering so we can confirm this part is compatible.

This part fits the following 23 appliances (sorted alphabetically):

May fit others. If you are unsure of your product model, or would like more information, please contact us.