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Last seen: Sep 1, 2026
@papahuhu yes, extremely hard to compare like with like. We have 24.6kW batteries and with max charge/discharge rates at 2.7kW we can't fully operat...
@papahuhu I have pretty good data. Notes: 100sq m is very old listed building 100 sq m is modern extension First 2 years ran on fixed flows 55de...
Possibly useful to look at 3 months Jun, Jul, Aug and compare with previous years 2026: 2635kWh 2025: 2271 2024: 2239 2023: estimate 2140 inc...
I think i can reuse or adapt most of our previous documents used for planning & LBC - extension 2014 - ASHP 2020 - solar 2021 And using Ch...
My overall feeling is that I'm very happy with air to water. Particularly as we have underfloor heating - I don't think that could be bettered by any ...
@editor msny thanks for comprehensive reply.. I'malmost t certain it will need permission as the ashp did... and the extension itself did. Sadly t...
@etchedpixels i don't look forward to all the listed nonsense! But happily bats will not be involved.. no loft or roof space to access. I think ...
Aircon is aka air to air heat pump so, as with air to water heat pumps, they're highly efficient. Getting 3x kwh out for each kwh in. Ehether heating ...
Fwiw... our July in Somerset was consistently sunny for most of the month. The GivEnergy app does not tell full story on exports as there was more f...
@chandykris we too have ashp. Bad initial setup but fine now with weather compensation. We have EV too... Imports/exports get a bit exaggerated by f...
@chandykris i think many of us would do things differently with more knowledge... and as tech moves forward Our bigger system typically produces aro...
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Latest Posts
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RE: DIY powerflushing tutorial
If you haven't already, have a read of this...
By Pirate Rich , 1 hour 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 , 2 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 , 2 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 , 2 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 , 6 hours ago
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Daikin Altherma 3 R F+W, room thermostat control, weath...
By JanHarley , 7 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 , 10 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 , 23 hours 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


