Last seen: Mar 6, 2026
@jeff Thank you for proving the above table. Whilst I absolutely get the need for subsidies to drive the green net-zero ambitions forward (Renewable...
I agree, using Weather Compensation will have a large effect on the efficiency of the heat pump and hopefully ensure the system is running flow temps ...
@technogeek Thanks for providing the link - Graham's argument makes perfect sense, and it was nice to understand the logic of why Quiet Mode exists.
You could be correct (I'd love to see a link if you can find the article). My Samsung unit does weird things (does not behave as expected) if I use qu...
@sussex-greenish Welcome to the forum. I think your logic is correct, but I'm happy to defer to the expertise of others if not! From your experime...
@aaron Welcome to the forum. With a heat loss of 5.1kW for the main part of the house, I'm not surprised you are seeing cycling as the weather is cu...
I switched from Agile to Cosy on 12th Dec, when the stupidly high prices started. We currently have a heat pump and no battery storage (do have solar ...
That will depend on your usage and storage capacity. IOG has a super cheap rate overnight, so if you can charge your battery overnight and then use it...
That all sounds very much like the Tesla Powerwall 3, but with slightly higher figures so the GivEnergy always comes out top in a game of Top Trumps (...
I have a Samsung Gen6 and mine was installed with a 3rd party room thermostat, so that is what I use. I find it very convenient. However, I know you...
@robl thank you, makes perfect sense, and my wife is relieved to know the inverter isn't sat in the loft smouldering due to excess heat because of an ...
Regarding noise, we run at fixed flow rates of between 24-26L/min (so similar to you), and have a new system with 22mm copper runs, branching off to 1...
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Latest Posts
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RE: Underfloor Heating Installation Issues with Heat Pump
This looks like a practical solution 👍
By bobflux , 1 hour ago
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It's a detached house with a fairly large split-level e...
By petch , 2 hours ago
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Your installer may well be right. If the WC curve isnt...
By JamesPa , 3 hours ago
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RE: Our 10 year old Grant heat pump failed
Same as many boilers, ovens washing machines and other ...
By JamesPa , 5 hours ago
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RE: Home energy storage & battery register
3 X Pylontech US2000 Plus @ 2.4 Kw each = 7.2 Kw SoFa...
By vzm56n , 6 hours ago
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RE: Daikin Altherma 3 LT compressor longevity question
So on this question of compressor longevity, I have a D...
By Optimistic Optimiser , 6 hours ago
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Horizontal Hot Water Cylinders for ASHP with Energy Efficiency Rating 'A'
I looking to Have an ASHP installed in the near future....
By vzm56n , 6 hours ago
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RE: Noisy Grant Aerona 3 13kW ASHP question
Here's a LibreOffice spreadsheet. I put the formula f...
By bobflux , 12 hours ago
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RE: Electricity price predictions
I assumed you were joking here. Hence my joke about ...
By Batpred , 12 hours ago
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RE: Struggling to get CoP above 3 with 6 kw Ecodan ASHP
Photos of cylinder cupboard and UFH manifold would be u...
By Travellingwave , 16 hours ago
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RE: My misgivings about installing ASHP and solar panels via the ECO4 scheme...
It has been some time since I posted comments about Eco...
By Dwynwen , 1 day ago
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RE: Forum updates, announcements & issues
Something big is coming to Renewable Heating Hub! Ove...
By Mars , 1 day ago
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RE: A Single Voice for Heat Pumps, But Will It Finally Raise Industry Standards?
From what I’ve read, the Heat Pump Association UK is me...
By Jonatan , 1 day ago
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RE: Tell us about your Solar (PV) setup
Pylontech US5000 stores about 4.3 kWh accounting for in...
By bobflux , 1 day ago
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RE: Octopus Cosy 12 Heat Pump Regret: Incredibly Loud, Poor Heating & Constant Hum - Help!
Hi all, Just an update on where we are with the "Consta...
By DEdwards , 2 days ago
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RE: How to control DHW with Honeywell EvoHome on Trianco ActiveAir 5 kW ASHP
Well I've had an interesting few days and would like to...
By giganto , 2 days ago
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RE: Peak Energy Products V therm 16kW unit heat pump not reaching flow temperature
Yes, here's mine. From the service manual parts numbers...
By bobflux , 2 days ago
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Had to learn the hard way 🤣 now I'm sharing T...
By bobflux , 2 days ago
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RE: Issue with a Grant Air Source Heat Pump & Tado Smart Thermostat
Im assuming from your original post that hysterisis ref...
By JamesPa , 2 days ago
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RE: Heat Pump vs New Gas Boiler for Inherited House - Worth the Extra Cost?
Hi @fretless6 Mike, I have experience with Taggas (Re...
By Old_Scientist , 2 days ago
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RE: Testing new controls/monitoring for Midea Clone ASHP
Now seems a good time to summarise the costs and effici...
By benson , 3 days ago
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RE: Connecting Growatt SPH5000 over wired ethernet rather than wireless
The simplest wired option is usually the Growatt Ethern...
By Jonatan , 3 days ago


