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Last seen: Oct 19, 2026
11kW does sound way over in that case! As you say it will be interesting to see what others come up with, maybe try to get a copy of the calculations...
Is 116 sqm both floors, or just the footprint? If the former then 11kW sounds possibly a bit high to me. Your conservatory may be dominating however...
Hi I have just posted the below in response to your intro text. ------------- In terms of getting quotes, be prepared to get a fair few to find ...
Welcome to the forum. If you are new to ASHPs I suggest you read the introduction here. @editor also publishes a couple of books guiding you thro...
I agree with @mars. My install was not dissimilar. I got a 7kW Vaillant, 200l cylinder and 4 rads (including one fancoil) for 12.5K les grant. Im...
Thats probably fair enough. The degree-days calculation (on which quite a few heating formula are based) uses the formula sum (max (Tbase-OAT ,0)) ...
Thats a slightly awkward number because, by the time you add an allowance for heating DHW, it will push you towards a 10kW machine rather than 7-8, wh...
All sounds sensible to me and to be clear, the idea of swapping to a ASHP at the same time as fixing the distribution is sound IMHO, if you are going ...
There are enough red flags in this to be concerning. I am going to keep this short, there is quite a lot to say/ask about what you have told us but I...
My installer wasn't at all keen on this option, and we had alternative location. That said Heat geek once did an experiment where they virtually surr...
I don't know I checked the data resolution and its hourly. However I think this is in fact an hourly sample (by home assistant - which limits i...
@benson Strange no contract as it protects them more than it protects you IMHO, ie the absence of a contract puts you in a stronger position. Pe...
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Degrees of Separation
Latest Posts
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RE: Renewables & Heat Pumps in the News
A game indeed. What you say is true, but it's also tr...
By Majordennisbloodnok , 1 hour ago
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RE: How quickly would you want/expect heat recovery to take from setback?
I agree, but some people love to 'fiddle' and think, ge...
By JamesPa , 4 hours ago
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RE: Renewable Heating Hub Homeowners' Q&A Podcast
Come for the low-carbon homes. Stay for George Clarke’s...
By Mars , 22 hours ago
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RE: Octopus Cosy 12 Heat Pump Regret: Incredibly Loud, Poor Heating & Constant Hum - Help!
@razz, as we head into the heating season, I just wante...
By Mars , 23 hours ago
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RE: How should the Boiler Upgrade Scheme be reformed?
Not quite, regular A2W heat-pumps need a load of extra ...
By Temperature_Gradient , 3 days ago
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RE: Heat Geek installations: share your experiences
one thing i learnt from reading people’s comments and e...
By Batpred , 3 days ago
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RE: Cooling/heating with one unit
"The way we use A2A on a cheap overnight EV tariff is t...
By mrkfm , 3 days ago
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RE: Do I add Air Con or MVHR to existing A2W ASHP?
We have ‘signed on the dotted line’ today for a Panason...
By Toodles , 3 days ago
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RE: Heat pump branding. Clever, contemporary… or a bit too much?
...or it was there and was lost thanks to laziness and ...
By Majordennisbloodnok , 3 days ago
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@bobflux Thank you for your response. I am trying to ...
By RonV. , 3 days ago
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Bufferless design & control of Chinese air to water monoblock hybrid heat pump in Alberta, Canada
This post is about how I successfully configured a buff...
By Tony.Stolz , 3 days ago
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The installer visited yesterday and suggested the noise...
By JamesChatz , 3 days ago
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RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
Your house sounds a lot like mine. 2 surveyors each sp...
By JamesPa , 3 days ago
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RE: Heat Geek Zero Disrupt: Are We Sleepwalking Into Another Race to the Bottom?
Thats true only if you do the wrong experiment. Done c...
By JamesPa , 3 days ago
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