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Last seen: Sep 18, 2026
Same here - I record the price of oil on the 1st of each month in my spreadsheet and work out what my break even price for electricity would be given ...
All very reasonable. During 2 winter's of usage, I only recall 1 defrost cycle occurring during the DHW cycle, probably a result of always trying to r...
@jamespa Sorry, I've checked and am unable to find a system schematic showing a volumiser in any of my Samsung documentation (I thought it did). The...
Whilst I generally agree with the above, it can be manufacturer specific. For example, my Samsung heat pump will take heat from whichever cycle is a...
@morgan A friend of ours told us they placed an order with Boiler Juice just before the conflict and Boiler Juice cancelled the order a couple days la...
Indeed. My point was that if you design for a flow temp of 50C at -3C based on a 10kW heat loss, and in reality the heat loss is more like 7kW then yo...
@petch just wondering how your averaged heat loss survey data compares to actual usage data. Is your existing boiler gas, and if so do you have access...
@petch Yes, if the flow and return pipes immediately split into 22mm runs for upstairs and downstairs, then each branch should theoretically be able t...
All great advice 👍 Going back to radiators and pipework sizing, once you have a heat loss calculation, broken down room by room, you can st...
Hi @fretless6 Mike, I have experience with Taggas (Retford), as they installed my system (a 12kW Samsung unit) on an ECO4 grant. The design proces...
@toodles I watched with interest too. My first thoughts was that it would be a good addition to run alongside/in addition to Cosy in winter (I still...
Agreed. When I first looked into domestic wind, my initial impressions were there are easier ways of generating 2.5kW of intermittent renewable power ...
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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 , 8 hours ago
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Thank you @majordennisbloodnok – that means a lot, part...
By Mars , 13 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 , 13 hours ago
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RE: Missing flow temperature in Heat Geek proposal
That calculation is reasonable, output is proportional ...
By JamesPa , 15 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 , 16 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 , 16 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 , 3 days ago
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