Nathan Yes, we've installed our system. So far so good although we've not had it in long enough to comment on overall running costs. We do have a very well insulated build, better than building regs and hopefully this will keep running costs down. (We also have a wood burning stove and access to lots of cheap wood.) Underfloor heating is ...

Gabriel Thanks for the reply. Air source heat pumps have been considered and it's my understanding that they're quite large - like a big air conditioning unit, stuck on the outside of the house - and noisy. Also, I believe that they work well with UFH as the circulating water temp - 40 - 45 degrees I think - is lower than conventional ...

Hi, I'm new to this game so excuse if this has all been covered before. Basically, my dilemma is as follows. I'm in the process of building a three bedroom house on the west coast of Scotland. No mains gas, only oil or LPG. With geopolitics being what it is I don't want to use oil or LPG (the P being petroleum) to provide heat for ...