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Last seen: Jan 22, 2026
@cathoderay Thanks for the reply and a useful sense check! I suppose the real evidence base for performance comes from users. I've been trying to do a...
I thought I'd post an update regarding the process of choosing a system and installer. I'm now in contact with 4 different organisations, and honestly...
@transparent Thanks for the info and encouragement to document our UFH work. It's a little way off, but I'll be sure to do this, especially with regar...
@ashp-bobba Good advice - thank you. My desire to spec the system for the house as it will be in ~12 months time and then retrospectively optimise the...
@transparent Oh, yes, 150 mm! I was pleased with Wunda. The components are of good quality and the design they did (for free ahead of purchase) was...
@majordennisbloodnok Thanks for the reply. Yes, I'm definitely getting that sense in relation to the Aira system. I'm somebody that is hands on and wo...
@jamespa Yes, as I mentioned, we are looking forward to moving away from that setup and having more consistency all being well. I've definitely gleane...
Thanks for the reply! Yes, I installed the UFH in our extension, including a living room and study, and would like to do so again. I used a Wunda...
Hi all, my name is Julian, and I’m new to the forum. We were planning to make the ASHP switch at some point in the not too distant future, although ou...
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Degrees of Separation
Latest Posts
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RE: Where heat loss surveys seem to go against practical reality
@cathoderay I started to record oil usage per month on ...
By ian33a , 52 minutes ago
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RE: Next steps on my ASHP journey: Radiators and Pipework
@bobflux The hydraulic simulator is very interesting...
By Rob of York , 4 hours ago
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RE: 7kW EV Charger Options Advice
Thanks. Yes, we have patchy 4G. The only option we had ...
By Rusty , 9 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 , 1 day 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 , 1 day ago
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RE: Surface mount or bury primaries for heat pump installation?
@jamespa It's rusting 🙂
By tomasmcguinness , 1 day ago
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RE: Glass lined Cylinder for private water supply
Thank you, once again, for your replies. Yes...
By ian33a , 1 day ago
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It’s been out a few days and Amazon has already attache...
By Mars , 1 day 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 , 1 day 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 , 2 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 , 3 days ago
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RE: Adding additional Solar Panels to a DC coupled battery system
@transparent thank you for your reply above. As alway...
By Old_Scientist , 4 days ago
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RE: Adventures in heat loss calculations
@rob-of-york — thanks for posting this, all very useful...
By cathodeRay , 6 days ago
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