Last seen: Jan 22, 2026
My HP is set to "not supply any heat" above 19C external temp i.e. that's the top end of the WCC and above that it'll not run the pump. This isn't "of...
Hi, and welcome to the forums. Your installation looks nicely insulated, and according to the Grant standards with a LLH involved (whether this is g...
I was already fairly interested in low-carbon impact alternatives, and has just moved into a house with an ancient LPG boiler. The existing LPG tanks ...
I have just switched my home insurance to Aviva, from LV. To echo what @technogeek said a while back, their policy wording makes no mention of "boiler...
@crimson Hi. About 20 (30?) years ago it was important that the TRV was on the flow side of the rad, and there was an arrow on the TRV body to show wh...
My figures thus far (just for heating and DHW). Installation in April 2023, but only gathered figures from June. Month kWh Average Outdoor T...
"You need a gas boiler, mate" "The nearest gas pipe is 15 miles away" "..." "..." "Yeah, so you need a gas boiler."
House is a converted bungalow, downstairs being around 100sqm; upstairs 40sqm (just 2 bedrooms up there). Downstairs is mainly open plan, with living ...
I've looked through all 4 documents they send me for 'boiler', 'heating', 'air', 'pump', and can't find any specific reference, apart from saying that...
@allyfish Not to de-rail this topic (so I'll probably post results - if any - on a new topic) but I've just started trialling a scheduled 2°C drop of ...
@tobyg Just to buck the trend, I'd go for the Grant. Now, I have a Grant 10kW and it's proved quite tricky to set-up and get what's needed out of it, ...
@rupes Thanks for the info. I've seen a defrost temp of -3 and -4 trigger the cycle. It's definitely the 100W consumption figure which shows we're in ...
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I know and yes. The secondary deltaT wont necessaril...
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Just love the way you put it! 🤣
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O-oh! Let's take this as an opportunity to 'pass the ...
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