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Last seen: Jan 4, 2026
If you are happy, that’s the important thing. Try turning flow temp down a degree and running for longer. And see if temp ok. Keep doing this weekly ...
So radiator water temp out is set at 54C. We heat home to 18.5C in the mornings rising to 20C at 5pm and 20.5C at 7:30pm. Set back to 10C at either 10...
We’ve used 550kWh in February or 19.6kWh/ day compared to a predicted 45.1kWh/day.
Good opportunity to replace oil boiler with ASHP (part funded by RHI). we have been on a carbon footprint reducing journey since 2012 when we had sola...
Hi @mookyfoo (hope that isn’t a swear word in another language 😊) Im running my Daikin ASHP (check out Worcestershire ASHP file on this site) for a ...
@smoke-me-a-kipper welcome to forum. A laudable objective to go off grid. But I’m not sure you’d achieve it in winter. Whilst you have a low electric ...
@derek-m thank you Derek. Fantastic explanation. I do take your point about all the variables too. I will think on this more. But it suggests I need t...
@derek-m it’s a good point well made. Not sure what else to do?
@alec-morrow understand your point. And I’m sure you are an experienced heating engineer. And know what you are talking about. But as an ex-scientist ...
@alec-morrow so I understand the logic, but need the data to confirm. Do you see my point. Running the ASHP at 5+ COP for 24hrs (even with step back) ...
I was going to say air in the system too. I have a Daikin Altherma 3H ASHP connected into our 20 year old radiators via a buffer tank. The installer b...
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Latest Posts
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RE: Why are ASHP installs so expensive?
While heat loss is a very important (and fascinating) s...
By springswood , 25 minutes ago
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RE: Heat Pump deployment statistics: June 2026
To my eyes, sat behind all of this is a basic policy ma...
By Temperature_Gradient , 12 hours ago
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Thank you @majordennisbloodnok – that means a lot, part...
By Mars , 17 hours 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 , 17 hours ago
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RE: Missing flow temperature in Heat Geek proposal
That calculation is reasonable, output is proportional ...
By JamesPa , 19 hours ago
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RE: Recommendations in Ely (Cambs) area for Full setup checks on Nibe HP setup for House.
Have you looked at the Nibe website? They list their ap...
By Lizzie , 20 hours 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 , 2 days ago
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We kept ours and Heat Geek would have been in touch if ...
By Batpred , 2 days ago
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RE: Starting Our Heat Pump Journey: 1962 build 3 bed detached house
@ian-s I would encourage you to have a conversation ...
By Rob of York , 3 days ago
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RE: Is it the house or the equipment?
Thanks @jamespa The last hard to fix draughts in the...
By springswood , 3 days ago
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RE: Vaillant Arotherm – Using Heating
@l8again Mine is typically using 11w including the i...
By Batpred , 3 days ago
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RE: Next steps on my ASHP journey: Radiators and Pipework
If you have a flowmeter and two temperature probes, the...
By bobflux , 3 days ago
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RE: Siting of the external sensor on a heatpump
@jamespa Absolutely. Even if the same mistake was mad...
By Batpred , 4 days ago
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