Last seen: Mar 6, 2026
Do that anyway, the main system controller that you use day to day should in almost all cases be the heat pumps own controller and almost never third ...
@editor has said a lot but let me address this one head on and specifically explain the disparity. Heat pump manufacturers typically specify a minimu...
@davec At a wild guess a low external temperature in order to flatter it! If they were proud of the figure they would bother to tell you the inf...
Im assuming from your original post that hysterisis refers to the DHW and you want it to reheat immediately the water temperature falls below some par...
You are absolutely correct that the capacity table MUST be consulted. Heat pumps vary in how much, and in which direction, they depart from the 'stic...
Welcome to the forums. You are in an interesting position. By the sound of it the heating system is pretty old. If so and if this were soon to be ...
Electricity retailers offer fixed price deals. By agreeing the purchase price in advance they can manage the risks. Electricity generators probably ...
If I recall correctly the efficiency measure for cooling is different to that for heating, because the energy used by the compressor doesn't add to th...
Latest Posts
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Hello,We have just had our Samsung Gen 7 16kW system in...
By antonical , 26 minutes 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 , 1 hour 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 , 2 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 , 3 hours ago
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Of course you can get the lower flow temps without it b...
By JamesPa , 8 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 , 8 hours ago
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RE: Electricity price predictions
I assumed you were joking here. Hence my joke about ...
By Batpred , 9 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 , 12 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: Underfloor Heating Installation Issues with Heat Pump
Hi @martinhook_uk @bobflux The installer is making g...
By Maximumdo , 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 , 1 day 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 , 2 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
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RE: Jokes and fun posts about heat pumps and renewables
Technology is rapidly advancing. BBC News reported th...
By Transparent , 3 days ago
