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Last seen: Sep 7, 2026
Takeaways? Can I suggest: 1. The big players are best suited to off the peg installs into unchallenging settings. This relies on the big players bei...
@derek-m, you beat me to it - I had just written something very similar (but not the same, I separate all the design from the installation): Another...
@damon - as I said right at the start of my last post, "This is a difficult one, and I don't know the answer." But I think it is an important question...
This is a difficult one, and I don't know the answer. Some thoughts: Arguments for and against 'free' surveys: they allow a customer to get more quo...
Looks like it is currently £7.5K for an ASHP (but not as part of a hybrid system), see here. There will probably be other conditions that apply. Giv...
That might provide a way to move on. I doubt your installation will be an off the peg one, you will need an experienced installer (blame me for saying...
@showi - it looks like a fascinating building, but equally from what I can see in the photo it will be hard (but not impossible) to estimate heat loss...
I have some experience with Grade II listed buildings and heat pumps. Three general points: (1) ASHPs do work OK in listed buildings (buildings a...
OK, I got that wrong, but you do have a bias - towards All I am saying is that in a forum we are not writing balanced impartial reports, we are d...
And why not: this is a forum, and forums are places for debate, and debate means two or more parties putting their case on the table. I'm not trying t...
@majordennisbloodnok - I'm not in the business of telling anyone they must do something a particular way, but I am in the business of saying there are...
The ideal is to go for for something that just exceeds your heat loss at design temp (-2 or thereabouts depending on where you are) when running at th...
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Degrees of Separation
Latest Posts
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I had the Hitachi Yutaki 7kw split ASHP system. As Jam...
By trebor12345 , 2 minutes ago
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RE: Next steps on my ASHP journey: Radiators and Pipework
Great. You just need to find a way of cranking up your...
By JamesPa , 1 hour ago
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RE: Heat Pumps Without Grants: Would You Have Installed One & Will You Now?
We had two heat pumps installed without Govt funding. H...
By Rob of York , 1 hour ago
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RE: Where heat loss surveys seem to go against practical reality
Can you add up the energy used for DHW each day? If so ...
By Rob of York , 2 hours ago
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RE: 7kW EV Charger Options Advice
I’ve had an EV with wall charger for over 3 years and t...
By AndrewJ , 8 hours ago
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My Adapt is finally installed and running! Almost a yea...
By tomasmcguinness , 8 hours ago
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RE: Being screwed over by Volkswagen Audi Group
Thanks, @batpred. That integration is the one I have in...
By Majordennisbloodnok , 3 days ago
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RE: How Accurate Is My DIY Heat Loss Calculation?
@batpred I suspect it will be more this year. I had 9 ...
By AndrewJ , 3 days ago
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RE: Surface mount or bury primaries for heat pump installation?
@jamespa It's rusting 🙂
By tomasmcguinness , 3 days ago
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RE: Glass lined Cylinder for private water supply
Thank you, once again, for your replies. Yes...
By ian33a , 3 days ago
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It’s been out a few days and Amazon has already attache...
By Mars , 3 days ago
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RE: Missing flow temperature in Heat Geek proposal
Yes, and this is another point I agree. We did find a f...
By Batpred , 3 days ago
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RE: Problems with sizing a replacement for a Viessmann Vitocal 200-S
A very good point. In effect, the DHW pipework is an em...
By cathodeRay , 3 days ago
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RE: Solar Power Output – Let’s Compare Generation Figures
@tim441 Here are those same three month periods for 202...
By Toodles , 5 days ago
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