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Last seen: May 7, 2026
LEDs come in a range of colour temperatures. Some of the warm ones are really quite yellow. On other things, I think you can have a boiler alongside...
Does that analysis find or suggest any reasons why? It sounds like people do not trust the government to pay up, so only those who could afford it any...
I'm not so sure. It seems like the tenant should have control, not be locked out of it, whether you rent a home with ASHP or one with direct electric ...
Don't cap heating oil price. It's locally-polluting as well as fossil fuel and the writing has been on the wall for years now. If we want to help impo...
@grahamh OK. I bet they don't answer us plebs. @saz This does not seem to be a new problem with heat pumps. It's like the bad old days of student s...
Why a nearly 2-month gap? Is that published book COP (or SCOP?) or as-installed COP? I'm sure we've seen a few installations on these forums and o...
Yes-ish, back at you! 🙂 I could achieve better efficiency by not allowing the pump to shut off or cycle on sunny afternoons and thereby avoiding the ...
ASHP should be cheaper than straight electric, but I would advise getting whatever live power consumption and efficiency monitoring you can, MMSP or w...
My installation has a Sontex heat meter wired into it and I think the numbers I eventually see (after a trip through some cloud services) come from th...
@cathoderay yes, even if they charged extra for the uprating to cover increased warranty costs from increased mechanical failure probabilities due to ...
If I've understood it correctly, the low-temperature emitters (larger radiators or underfloor systems) generally used with heat pumps lose heat less q...
What are the drawbacks of getting a smart meter? I wondered about getting one just for the data.
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Degrees of Separation
Latest Posts
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RE: Surface mount or bury primaries for heat pump installation?
The installation is almost done! I've written up two ...
By tomasmcguinness , 4 hours ago
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RE: Adventures in heat loss calculations
As others have said, well done, and thank you for posti...
By cathodeRay , 4 hours ago
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RE: Glass lined Cylinder for private water supply
This has turned into a fascinating little rabbit hole. ...
By Mars , 13 hours ago
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RE: Switch suitable to change between two inverter CT's
Last winter my battery ,32KWh, could run the house com...
By Jancold , 14 hours ago
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RE: How Accurate Is My DIY Heat Loss Calculation?
@rob-of-york Thank you for that, whilst familiar with t...
By kilgorexv , 14 hours ago
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RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
Agree with Major. And even if I was very happy with ...
By Batpred , 15 hours ago
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RE: Is the "divide by 2900" rule still valid?
There is another estimator that you could use, a formul...
By Rob of York , 18 hours ago
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RE: To re-pipe or not to re-pipe? Moving from oil boiler to air source heat pump.
@penval, really useful update. After all the discussion...
By Mars , 3 days ago
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RE: Who's your electricity provider and what's your tariff?
@papahuhu I prefer to look at it simplistically. We d...
By Old_Scientist , 4 days ago
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RE: Questions about A2A for heating as well as cooling
@rob-of-york I would concur with the underfloor insulat...
By Toodles , 4 days ago
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RE: New Vaillant Arotherm controls link to existing thermostats ; wired vs wireless
Nothing attached! I have rads but UFH makes the case ...
By JamesPa , 4 days ago
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RE: Cooling with air to water heat pumps
Passive cooling should always be the first call. Keep ...
By JamesPa , 4 days ago
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RE: Do I add Air Con or MVHR to existing A2W ASHP?
@rob-of-york Thank you, I’m thinking along these same l...
By Toodles , 5 days ago
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@Mars Good questions! The downstairs unit did the maj...
By Rob of York , 5 days ago
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