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Hi, I have a question regarding regarding a a warm roof and adding some additional insulation underneath. We have upstairs dormer extension which is used a a home office (small room ca. 2m x 2m). The roof height is very low (probably 1.9m) so I have taken the plasterboard off to get the height...

Hi all, I have a query about a twin coil solar cylinder. I’ve seen some information online that it can be more efficient and lead to faster reheat times to use both coils with a single boiler...

Hi all this is a follow on thread from a post regarding new combi or invented cylinder. I have decided on an unvented cylinder and keeping the existing boiler. I’d like to have the option of solar in the future. This would either be by PV (not sure I’ll have the roof space) or thermal. I’m...

Hi, I’m looking for some advice on whether to get a new combi boiler or keep our current boiler and get an unvented cylinder. We have just moved in to a new house. 1930’s dormer bungalow and a a gravity fed vented hot water tank (in the loft). The boiler is an Alpha CD18R (18kw). This is in...