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Underfloor with condensing oil boiler

gooner99 · 2017-10-11 18:58:42

Anyone experience of running or installing underfloor run by a condensing oil boiler in an A rated house with a high level of insulation (e.g. 200mm cavity with bonded bead), airtightness and mvhr. I understand a2w is more suited to underfloor but unfortunately it's an expensive piece of kit on an exposed site where…

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#32 14-05-2024 8:24pm
SusanY

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Join Date: May 14

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ok thank you that’s interesting

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#33 14-05-2024 8:35pm
Water John

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Would only change if you're doing other house upgrades with grant. B3 isn't too bad, may just be something like open fireplace or old windows and doors.

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#34 15-05-2024 5:25pm
SusanY

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Join Date: May 14

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The advisory does mention maybe external doors could be improved

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