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Last seen: Sep 18, 2026
@toodles this is another advantage of being on IOF. When there is a 'free electricity' hour, if you are on IOF then Octopus will credit you with a 'fr...
If the goal is to deliver uniform heat around the property, I'm wondering why there are multiple zones, so like you I am interested to see Brendon's a...
I agree with @jamespa. If you are not using the tank following advice from Mixergy, then I'd drain it as there's no point leaving it pressurised wit...
I think either can be highly reliable or highly unreliable. We once lived in a new build and the gas boiler had numerous call outs over a 3 year per...
We keep all our TRVs fully open using the whole house approach. When we are away in winter I turn the flow temps down to minimum and use the room ther...
Indeed, this made me chuckle. After comfort (however you may define that), the most important factor is cost. My heat pump would run more 'efficiently...
This is, as I see it, the main downside to WC. It's purely reactive to the OAT with no knowledge or consideration as to what may be about to happen. ...
Hell no, October as a matter of principle. If I had my way, it would be the middle of October but I may have to settle for the beginning of the month ...
Ooh, heat pumps in neon blue wrap 🤣 🤣 🤣
My Samsung Gen6 (probably same controller as yours) only stores annual data for the current year (2025) so there is no data for last year. Looking at ...
Sufficient system volume is also essential for ensuring there is enough energy in the system to perform effective defrost cycles (unless there is some...
We run a standard flow temp of around 32C all year round (certainly between 30-35C) and achieve a comfortable (for us) 20C room temp. Our radiators ar...
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Degrees of Separation
Latest Posts
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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 , 10 hours ago
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Thank you @majordennisbloodnok – that means a lot, part...
By Mars , 14 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 , 14 hours ago
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RE: Missing flow temperature in Heat Geek proposal
That calculation is reasonable, output is proportional ...
By JamesPa , 17 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 , 18 hours ago
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RE: Why are ASHP installs so expensive?
A not unreasonable position and it wouldn’t be mandator...
By AndrewJ , 18 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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