Recent content by DavidSK

Thank you. I now have another avenue to research. I've had two CORGI registered plumber quote so far, one specified a Worcester Bosh Greenstar 28i Junior, the other specified "a Vaillant combi". Our present decrepit boiler (situated in the bathroom) almost copes with both bath and shower being...

...and is it inefficient to over-specify a combi boiler? I've read the FAQ No 34, which implies either the 831 or the 837 would work, but which would work best? We are replacing the two rather old boilers (separate heating and hot-water) with a single combi boiler. I've settled on a...