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Last seen: Aug 11, 2026
@nick and @muscatblue have these units. Not sure if they're still active on these forums (they were last here in 2021), but because they've been tagge...
My installers also asked me to have the base ready for them, and after giving it some thought, I just popped down to the builders’ merchants and picke...
That’s a really interesting question and I think the 20,000 starts figure Viessmann quoted is quite conservative and probably specific to their intern...
@rickk54 I've just been looking into warranties and came across your case, which is now two years old, but how did this play out in the end?
Agreed. Perhaps that was a bit overdramatic on my part. 🤣
If you haven't already seen it, we’re running The Big Heat Pump Survey 2025, and we’d love for as many of you as possible to take part. Whether your h...
This came up in a podcast recording two months ago. After we’d stopped recording and were having an off-the-record chat. A panelist, who has close ind...
On a podcast a few months ago, one of the panelists mentioned that most heat pumps (and possibly boilers with outdoor sensors) are designed to stop ru...
@heacol do you have any info to assist potatoman with this?
@ectoplasmosis I’ve never had an issue naming and shaming when it’s warranted, and I’ve done so on this site, the podcast and elsewhere. However, this...
Here's my take on this with some rough maths that might require double checking. A decent 10kWh battery is rated for approx. 6,000 cycles at 90% de...
That’s a really good question, and the behaviour can vary slightly between heat pumps, but CIBSE actually recommends that heat pumps should shut off w...
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Degrees of Separation
Latest Posts
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So far, mine hasn't defrosted yet, and the radiant ceil...
By bobflux , 31 minutes ago
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RE: PV and battery long payback - sense check query
OK, digging into this a bit further, distilling what @t...
By Majordennisbloodnok , 2 hours ago
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RE: Indevolt Batteries UK Support & Info Thread
Not interested in a plug in device, or 800w. Just need ...
By dansus , 3 hours ago
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RE: Do I need to change the control unit when replacing my Ecodan Air Source Heat Pump
Kind of you, @calumm, but it was @f1p who did the heavy...
By Majordennisbloodnok , 10 hours ago
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RE: Electricity price predictions
2. As EV ownershp increases it'll certainly increase de...
By EtchedPixels , 20 hours ago
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I meant to say I cannot register my kit at Energyplus… ...
By Batpred , 21 hours 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 , 4 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 , 4 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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