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Last seen: Sep 18, 2026
Rather than looking at average energy usage for Feb, do you know what your gas usage was for the coldest day last winter (or the day with your highest...
I agree it's not very helpful. Generally, the max heat output at -2C is going to be a little lower (maybe 3-5%) that the figure at -7C. That may sound...
Firstly, most of the heating season in terms of time, but not in terms of energy usage. You will use more energy in the coldest two months than you do...
I think this is a good point. We have a massively oversized heat pump (12kW ASHP for a heat loss closer to 4kW), but we have large radiators that al...
@grahamh-uk You can switch tariffs with Octopus instantly - I've switched back and fore a couple times between Cosy and Agile, and the switch is insta...
My heat loss survey came back at 7.4kW We keep our house a little cooler than design temp, at around 19-20C, and 18C overnight. On the coldest day l...
@grahamh-uk Yes, I have the same Samsung controller panel as you. I take photos of the use and generation numbers daily, simply so I can then add th...
I thought I'd share my story/journey and experiences here (not sure if it's the best location, but much is relevant to this topic). I have an existi...
@grahamh-uk thanks for the update. I had considered adding the WiFi module but didn't due to the cost. Like you, I collect the energy used and generat...
Indeed it does. Brilliant, thanks @jamespa
@editor Do you know what the current regulations are for Wales, and if these are also being updated? I'm keen to have our ASHP moved as soon as the...
Thank you - I await your update 😀 Our average import rate on Agile for April was 15.4p. The first half of the month saw no heating, with a ...
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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 , 11 hours ago
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Thank you @majordennisbloodnok – that means a lot, part...
By Mars , 15 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 , 15 hours ago
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RE: Missing flow temperature in Heat Geek proposal
That calculation is reasonable, output is proportional ...
By JamesPa , 18 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 , 19 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 , 19 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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