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Last seen: Sep 19, 2026
Mine (Vaillant) recently did something very similar, basically heating DHW for a short while after a reset, then giving up. It was accompanied by var...
Mitsubishi 8kW R290 - Two compressors, 6kW variable, 2kW fixed? If you are decided to go with Vaillant then extra system volume will extend the cycl...
They dont. Fancoils of UFH if you want cooling with any heat pump. I dont kinow how effective UFH is, but some report it works well enough to be wor...
There was a saying in the (very reputable) telecoms company I worked for for 25 years that went 'never time to do it right, always time to do it twice...
I would suggest the main improvements are: 1. Better controls. Some ASHP controls are, IMHO, close to being unfit for purpose. OK for techy people...
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Degrees of Separation
Latest Posts
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RE: Next steps on my ASHP journey: Radiators and Pipework
You've spent ages deliberating over flow rates being po...
By Singlespeed , 29 minutes ago
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RE: Recommendations in Ely (Cambs) area for Full setup checks on Nibe HP setup for House.
If they can't don't give up. Heat pumps are, in reali...
By JamesPa , 12 hours ago
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RE: Starting Our Heat Pump Journey: 1962 build 3 bed detached house
@ian-s I wouldn't be too concerned about the design ...
By Rob of York , 12 hours ago
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RE: Missing flow temperature in Heat Geek proposal
Yes that's what would happen by turning down the lsv to...
By JamesPa , 12 hours ago
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RE: Grant R290 DHW Cycle Interuption
It looks like some sort of short pre-run. The question...
By JamesPa , 14 hours ago
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RE: Cascade System or larger single unit
@renewables345 I would say if it a new build it’s no mo...
By Aventus Eco , 15 hours ago
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RE: Why are ASHP installs so expensive?
Posted by: @batpred There´s another aspect that coul...
By Rob of York , 20 hours ago
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RE: Say hello and introduce yourself
@gz00, welcome to the forums. There’s a huge amount of ...
By Mars , 1 day ago
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RE: Home energy storage & battery register
1 fox ess lv5200 batteries, plus 2 more waiting to be i...
By Jimcub , 1 day ago
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RE: Heat Pump deployment statistics: June 2026
@l8again Unfortunately the government is, I suspect,...
By JamesPa , 1 day ago
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My feed of random industrial auctions turned up this au...
By Prunus , 1 day ago
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Thank you @majordennisbloodnok – that means a lot, part...
By Mars , 3 days ago
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We’ve just passed 20 million forum views! 🎉
It's official. The Renewable Heating Hub forums have of...
By Mars , 3 days ago
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RE: Who's your electricity provider and what's your tariff?
@batpred When the raw material input has increased in c...
By Papahuhu , 4 days ago
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