Advice Library

Search our Advice Library for help with your heating enquiry.

Main Boiler Manuals

Below is a list of Main's installation manuals. Click on the link to access the manual. If the boiler manual you are looking for is not listed please contact Main direct on 0844 871 1570


Main Combi Eco

Main Combi HE

Heat Only:

The Main HE A



Main HE


Main System Eco

Main System HE

Water Heaters:

Balanced Flue (BF) Model

Fan Flue (FF) Model

Unvented Cylinders:

Main Unvented