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Last seen: Sep 1, 2026
@dr_dongle Agile can work very well. But probably better suited with battery. HA would help automate - you could switch to oil if Agile above (say) 25...
@dr_dongle Octopus Tracker is worth considering. Linked to wholesale prices Priced same for whole day - so no faff Likrly to save 20% vs stand...
Whats the chances they're running on fixed flow and not weather compensation?
@sheriff-fatman its very difficult comparing different houses, location, heat loss, usage, setup etc etc. In 2025 we managed to import 14500kWh at ...
- i assume ALL filters cleaned - i did not check t&c but wonder if the cover for systems "under warranty" will somehow need proof of active war...
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@benson indeed!!! But at least my estimate is based on real world. However you cut it the worst case would be a COP of 2.5 and I am sure its not ove...
@benson i totally accept its an estimate but surely it should be closer to reality? Otherwise most people could probably do better based simply on p...
I'd be interested in other experiences - if you have the data. Clearly heat loss calcs and EPCs depend on quality of assessors in the first instance...
My gut feeling is that the heat pump is right sized. it does not seem to cycle It heats the house comfortably costs/usage seems reasonable - esp...
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Degrees of Separation
Latest Posts
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@batpred The Daikin temperature probe protrudes from th...
By Toodles , 58 minutes ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
@editor And as an occasional contributor, may I say wel...
By Toodles , 3 hours ago
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RE: Should Households Who Can Afford It Pay More for Energy to Help Those Who Can't?
They don't have to try. Our entire system is d...
By EtchedPixels , 4 hours ago
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RE: Why don't people choose heat pumps?
Fair enough. I guess I was thinking of pipes that run ...
By JamesPa , 4 hours ago
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RE: How Can I Prove Coal Was My Main Heating Source Without Receipts?
Got excepted for the grant now so thanks for the replie...
By Chilli304 , 8 hours ago
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Daikin Altherma 3 R F+W, room thermostat control, weath...
By JanHarley , 8 hours ago
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RE: Buffer tank on a 2 x 14kw Ecodan system
Pretty much as I had guessed in my crude scaling from m...
By JamesPa , 11 hours ago
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RE: Help me keep the faith with my air source heat pump installation
Well you have a vibration generator running at some fre...
By bobflux , 1 day ago
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RE: Who's your electricity provider and what's your tariff?
@downfield Thats a decent rate, I’m shocked they hadn...
By Papahuhu , 2 days ago
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RE: Adventures in heat loss calculations
@toodles thanks! So as suspected, around a doubling of ...
By SusannaSaunders , 2 days ago
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Six books in three years and I think I’ve now covered j...
By Mars , 2 days ago
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RE: Grant Aerona3 13kw - Buffer Tank - Heating Journey
@heymikey Well done in achieving as nearer a match acro...
By Toodles , 2 days ago
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Grant Aerona - Weather Compensation and Schedules
Im trying to set up a friends Grant Aerona. The WC curv...
By bontwoody , 3 days ago
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