Last seen: Apr 28, 2025
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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Latest Posts
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RE: Samsung Gen6 16kW tribulations
@emceed, can you please give us an update on your syste...
By Mars , 4 hours ago
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RE: Getting the best out of a heat pump - is Homely a possible answer?
Regarding the homely data access issue (or not being ab...
By benson , 5 hours ago
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@fillib It would be very interesting indeed to determi...
By JamesPa , 8 hours ago
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RE: ASHP Ecodan L9 error - No Heating but Hot Water
@phoenix15 Sorry to hear that, we are all the way down ...
By ASHP-BOBBA , 11 hours ago
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RE: Yes, the "zoning with ASHP" topic again...
Yes exactly that. The UI presents it as adjusting the ...
By JamesPa , 14 hours ago
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RE: Solar Power Output – Let’s Compare Generation Figures
@editor Well last MAY i know was not the greatest for s...
By Andris , 1 day ago
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What's the problem you are trying to solve. The answer...
By JamesPa , 2 days ago
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Good luck. For what it is worth my system was very def...
By JamesPa , 3 days ago
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RE: Massive Electricity Cost for Running My Air Source Heat Pump
I agree @mark-h The Building Regs are now very readable...
By Transparent , 3 days ago
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RE: Help me understand my Mitsubishi Ecodan system
@carpenterstation When changing settings in the ser...
By RobS , 3 days ago
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RE: Ecodan Legionella cycle - immersion heater problem
Thanks for letting us know @clockworks I admire your ...
By Transparent , 4 days ago
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RE: Revised version of MCS-020 (noise standards for heat pumps)
As you say this is no change, which I personally think ...
By JamesPa , 5 days ago
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RE: What happens when the outside temperature exceeds the upper WC point?
@editor not via the WC curve but as @old_scientist ment...
By bontwoody , 5 days ago
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RE: MHHS and Heat Pump compatibility
@toodles to be clear I don't know if there will be a re...
By Scalextrix , 5 days ago
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I did not know this concept, although others might. I...
By Morgan , 5 days ago
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RE: Help me keep the faith with my air source heat pump installation
@adamk it's probably filtering different providers in t...
By Mars , 6 days ago
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RE: why solar diverters for HW instead of the heat pump?
I should probably add to my comments above that, whilst...
By JamesPa , 6 days ago
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RE: Commencing on an ASHP Installation Process
Lots of reading and questioning which the background ma...
By JamesPa , 6 days ago
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RE: The Great British Heat Pump Quiz
Not sure how that happened 🤣 I suspect that it ...
By Mars , 6 days ago