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Last seen: Oct 23, 2025
@bontwoody the non standard part of my house is that it is an old stone building with 600mm thick walls some of which are external but due to two exte...
@ashp-bobba I think the starting point was soaking up the patsy who qualified for the £10K grant in 2020 and then added more....I have learned to figh...
The advantage being that the unit is in the sun for most of the year (morning sun) so any chance of a bit of extra heat in the air might offset a bit ...
Thanks for the video. The important sentence was that external pipework in the insulating tube loses 7watts of heat per linear metre. Making the loss ...
I will have to guess that it will be 45C in the depths of winter but it is more complicated than just a new install.I intend to heat part of my house,...
I have many spreadsheets full of heat loss data, all diffferent, all dependent on the guess work of experts, none of which are trustworthy or beleavea...
@derek-m I've been trying to think of a solution to this. Apparently the inner wall and outer stone is not suitable for cavity insulation. I was wonde...
@sunandair "Quite how they manage to provide a quote (not an estimate) on very scanty details collected online is quite beyond me. Maybe it is so t...
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Latest Posts
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RE: Who's your electricity provider and what's your tariff?
@jamespa There is so much complexity in the world that ...
By Papahuhu , 16 minutes ago
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RE: Missing flow temperature in Heat Geek proposal
The Heat geek contract had various get-out clauses with...
By Batpred , 1 hour ago
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RE: Why are ASHP installs so expensive?
It seems a quite comprehensive breakdown. I will try to...
By Batpred , 1 hour ago
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Thanks @jamespa The gas fire is definitely not an ess...
By Rob of York , 3 hours ago
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RE: Starting Our Heat Pump Journey: 1962 build 3 bed detached house
@ian-s I would encourage you to have a conversation ...
By Rob of York , 7 hours ago
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RE: Is it the house or the equipment?
Thanks @jamespa The last hard to fix draughts in the...
By springswood , 8 hours ago
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RE: Vaillant Arotherm – Using Heating
@l8again Mine is typically using 11w including the i...
By Batpred , 10 hours ago
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RE: Next steps on my ASHP journey: Radiators and Pipework
If you have a flowmeter and two temperature probes, the...
By bobflux , 19 hours ago
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RE: Siting of the external sensor on a heatpump
@jamespa Absolutely. Even if the same mistake was mad...
By Batpred , 1 day ago
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RE: Recommendations in Ely (Cambs) area for Full setup checks on Nibe HP setup for House.
In fairness all heating has cost a lot to run in recent...
By JamesPa , 2 days ago
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RE: Navigating the World of Refrigerants In Heat Pumps: A Guide for Homeowners
Indeed we are invvestigating AC at present and are havi...
By Toodles , 3 days ago
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RE: Daikin ESPAltherma and Home Assistant installation
It's laziness lol The PV system is very chatty, meter...
By bobflux , 4 days ago
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RE: Problems with sizing a replacement for a Viessmann Vitocal 200-S
R (The R Project for Statistical Computing, I use it wi...
By cathodeRay , 4 days ago



