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Last seen: Sep 13, 2025
hmmmm - sadly the Mitsi's are more expensive (£2,700 the pair) and wider (by 300mm the pair). The Mitsi R32s are a little cheaper, do they have the sa...
So this is from Grant - can't fault them for speed of response to an email about 2 x 10kW: When using two R32 Aerona³ heat pumps connected in a casc...
ah that's interesting @jamespa - so could one 10kW (say) supply the HW and the UFH at 35 degs and the other supply the CH at (say) 45 degs? Then presu...
thanks guys - I hear you on the not rushing and plainly we need to sort this heat loss, which is crucial (obvs) but also a bit like nailing jelly to t...
thanks @toodles and @jamespa (again) - I shall have that convo when I find an installer (the chap I was going to use isn't experienced enough and has ...
Hi @jamespa, thanks again for all your thoughts, very useful. Yes I'm afraid time is now of the essence (and yes you're correct we have new ASHP-ready...
Hi @jamespa and a nod to @grahamf for his excellent old/large house explanations. I am still going around in a vortex of different suggestions without...
awesome @jamespa - great advice - keep it simple. And yes the cylinder IS unvented and I agree, can't bear to just chuck away. The PHE call is geniu...
Thanks @iaack and @jamespa for your further thoughts. Your advice has been invaluable. I have a well respected installer ready to install the 12kW V...
@jamespa thanks. For a fossil fuel comparison we spent approx £2,500 (av. 71p per litre) - £2,800 (av. 85p per litre) per year on oil (2023 and 2022 f...
Wow @jamespa thanks so much for this - I am lucky enough (in our very hot summers!) to live in Somerset in an 1840s vicarage made of blue lias stone (...
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Degrees of Separation
Latest Posts
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RE: Is it just me, or does tradesperson timekeeping and communication drive you absolutely mad?
Yes, and I would suggest likely to get worse with more ...
By Batpred , 6 hours ago
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RE: Electricity price predictions
This topic seems more suitable for this thread... I a...
By Batpred , 7 hours ago
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RE: Why are ASHP installs so expensive?
It is clearly difficult to say, there must be cases whe...
By Batpred , 7 hours ago
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RE: Who's your electricity provider and what's your tariff?
Hi all, I'm new to this game having spent the last 25...
By gz00 , 8 hours ago
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RE: Panasonic Free Multi Z and Etherea Internal units.
@dgclimatecontrol Thank you for that information and re...
By Toodles , 12 hours ago
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RE: My Kronoterm Adapt 0312 ASHP is finally installed!
@editor It was serendipitous really. Both my wife and I...
By tomasmcguinness , 17 hours ago
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@mrkfm, I'd also suggest that whenever you're ready, st...
By Mars , 1 day ago
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RE: Are you planning to use a wood burner to supplement your central heating this winter?
I use my stove daily for backup and comfort. Definitely...
By Margarethomas , 1 day ago
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@rob-of-york Thanks. I wish I'd started on this site as...
By mrkfm , 2 days ago
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RE: Solar Power Output – Let’s Compare Generation Figures
@downfield I just checked this morning and OE just r...
By Papahuhu , 2 days ago
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RE: Passiv Smart Thermostat - Help & Forum Support
Thanks Will. I'll probably be a week or so before get...
By Singlespeed , 2 days ago
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RE: Cooling using an air to water heat pump
From experience this summer, a single-split A2A unit on...
By Rob of York , 3 days ago
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Analysis of the economics of switching to an A2W ASHP compared to other heat sources
This post aims to analyse the economics of installing, ...
By Rob of York , 4 days ago
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RE: Cooling with air to water heat pumps
@editor does that mean you have to have two separate ex...
By mrkfm , 4 days ago
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