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Last seen: Jan 8, 2025
@Derek-M, thanks, I'll have a play with the HW settings. No we don't have solar PV or thermal (yet) but will have a look at the numbers.
Hi @RV3, welcome and here are a few of observations/comments from my recent installation and research. Our DNO just required a simple form, with s...
We are now 2 weeks into our ASHP experience so time for an update. In summary, if I didn’t know I had an ASHP I’d never know, if you see what I mean....
This is an extract: 4.2 Safer design of the condensate discharge The product contains R290 refrigerant. In the event of a leak, escaping refrigera...
@bobbt9866, the installation guide for the Vailant Arotherm seems to say a soakaway is required. I only know this because I looked it up; I was curio...
Very interesting. Aren't the efficiency numbers for boilers a bit like the COP figures for ASHPs, i.e. achieved under test conditions? I think gas b...
@derek-m, theoretically yes, but I don't know if planning permission for an ASHP closer than 1m would be given or if there is anything else (building ...
@derek-m, the rules for permitted development say that the ASHP needs to be 1m from the boundary. If Sam's house is a new build it would have had full...
@hawxby, the published COP numbers are similar to car mpg figures. They are created under very controlled conditions. They will give a general guide...
@Jules, just to add to what Mars said, an ASHP is not going to be as cheap as gas at current prices, nor will it be as flexible. Electricity is 4-5x t...
Hi @frevillebabe, sorry to hear you weren't able to get your heat pump installed. It seems (anecdotally) there is a shortage of good installers. I c...
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Degrees of Separation
Latest Posts
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RE: Do I need to change the control unit when replacing my Ecodan Air Source Heat Pump
@majordennisbloodnok - thanks so much. That has been...
By CalumM , 7 hours ago
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We have large radiators as our emitters. Room temp is 2...
By Old_Scientist , 9 hours ago
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RE: Electricity price predictions
2. As EV ownershp increases it'll certainly increase de...
By EtchedPixels , 10 hours ago
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I meant to say I cannot register my kit at Energyplus… ...
By Batpred , 11 hours ago
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RE: Indevolt Batteries UK Support & Info Thread
@indevolt-tech When you say 'dedicated switched fused ...
By JamesPa , 15 hours ago
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RE: PV and battery long payback - sense check query
So if it helps I was recently quoted about 8 grand for ...
By EtchedPixels , 2 days ago
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RE: HomeTherma Is Live: A New Home-Energy Platform Built Around the Homeowner
Signed up!
By bobflux , 2 days ago
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RE: Has anyone seen this problem before? Huge anticycling times
Oh dear. Glad it was replaced. I have been mighty imp...
By JamesPa , 3 days ago
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RE: Can I start an argument about buffer tanks please? 🙂
Dont, just adjust the LSVs to get different temperature...
By JamesPa , 3 days ago
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RE: Heat pump running costs – what has actually worked for you?
I installed the air source heat pump in January 2026, i...
By bobflux , 3 days ago
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RE: Grant Aerona Air to Water R290 6.5 kW - Quiet Mark and Silent Running
Thats all interesting. DHW on my Vailant seems to respe...
By JamesPa , 4 days ago
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