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Last seen: Nov 3, 2025
@kev-m it's going to be basically impossible for an assessor to actually do that. They'd never be able to check. Especially when they are inspecting a...
@editor I should imagine that damage to your property from lack of heating would be covered by your insurance as its "storm damage" in that scenario. ...
@derek-m that'll teach me to write replies on my phone late in the evening
@kev-m through the magic of the internet
@heat-pump-newbie I don't know your system, but that pump will undoubtedly be the heating water pump. The compressor is generating your heat. They won...
@kev-m you might want some axis labels. I'm assuming X is ambient temperature, left is power in kW and right is COP?
There will be quite a few pumps. I am assuming you mean the water pump? The compressor does what it says on the tin, it compresses the refrigerant whi...
From what I understand you mostly don't need the antifreeze in the pump. When it's cold, it's going to be running so it's not going to get to the poin...
The shading goes on 🙁
@mona rads mean you will need a higher temperature and therefore get a lower COP. Have you tried a heat loss calculation yet? There is one in my signa...
@mona honestly I wouldn't worry about the extremes. Honestly there might be 1-2 days a year where its very very cold. That said, you should treat any ...
@morgan I dont have Melcloud, but I do have the midea app. I have to say its pretty flakey. Sometimes it doesn't work for days, and then its fine agai...
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Latest Posts
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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 , 16 hours ago
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RE: To re-pipe or not to re-pipe? Moving from oil boiler to air source heat pump.
Sooooo, what did we do in the end? We approached three ...
By Penval , 17 hours ago
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RE: How Accurate Is My DIY Heat Loss Calculation?
D'oh - of course. I shouldn't post before my brain is f...
By Old_Scientist , 22 hours 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 , 24 hours 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 , 24 hours ago
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RE: Cooling with air to water heat pumps
Passive cooling should always be the first call. Keep ...
By JamesPa , 1 day 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 , 2 days ago
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@Mars Good questions! The downstairs unit did the maj...
By Rob of York , 2 days ago
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RE: Volumisers in Heat Pump Systems: Does Placement Matter?
@dave, I think @jamespa has probably identified the mos...
By Mars , 2 days ago
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RE: Plug and play solar. Thoughts?
My thought is simple. Bring it on and bring on plug in...
By JamesPa , 3 days ago
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RE: Heat Geek mini store vs pump size
Yes I agree, that’s why Heat Geek have most likely sele...
By Tomtheheatingengineer , 4 days ago
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@tomtheheatingengineer, thank you, and welcome to the f...
By Mars , 4 days ago
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RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
@majordennisbloodnok @tomtheheatingengineer For my ...
By JamesPa , 4 days ago
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RE: Is the "divide by 2900" rule still valid?
Really flow rate is a pipework limitation not a water p...
By JamesPa , 5 days ago



