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Last seen: May 14, 2026
So the 'nice' may well limit you to a small subset of heat pumps unless you want everything other than the highest to be on/off control on (built in) ...
er why? 15mm is good for about 3kW at DT5. Larger rooms in a typical 5-8kW house will need 1kW+ each but not smaller rooms. This is just being laz...
Loads of discussion on the forum over many years. To first order WC is WC independently of manufacturer and if you operate pure WC there is not much...
Thanks for the responses with which I generally agree. To address the implied question: Thanks I have been trying to think out what we want. ...
I 100% agree its absolutely excellent work, but before we attempt to draw general conclusions (which @cathoderay has, very sensibly, carefully avoided...
That 'core truth' is definitely the case. Adjusting the WC curve is something that is done once, and once only, and needs to be done slowly, with onl...
Great work! Are you by any chance able also to work out the average IAT with setback and non setback in a way that is strictly comparable. That wil...
Whether your heat source is a boiler or a heat pump the problem with any algorithm that uses house temperature directly is that it's rear view mirror ...
Latest Posts
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RE: Estimating true heat loss from twelve months of consumption data
Hi @ian33a you could do your own heat loss calculation ...
By Judith , 3 hours ago
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RE: A2A vs A2W: Which Heat Pump Would You Pick?
@djh ah, I have never seen this before, interesting ide...
By ASHP-BOBBA , 3 hours ago
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RE: Anyone concerned about GivEnergy?
@sunnyskies I agree with Downfield trying to ask the GE...
By Judith , 4 hours ago
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RE: Setback savings - fact or fiction?
@jamespa — this version may be marginally better: &nb...
By cathodeRay , 6 hours ago
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RE: New Vaillant aroTherm Plus in black - When will it come to the UK?
All going according to plan, mid July we get that 7kW a...
By Batpred , 7 hours ago
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Current metrics - DHW target set to 47c
By TaffontheTaff , 11 hours ago
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RE: My Grant R290 9kW Heat Pump Installation
@petch I'm very sorry that I have not picked up your po...
By GrahamF , 14 hours ago
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RE: Samsung gen 7 HP 12kw - auto control issue and water law
Suggest you have a trial with Havenwise app. I have th...
By Broadsman , 16 hours ago
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RE: New Solar, Batteries, Air Source and Under Floor Heating advice please
You’re right: UFH works best with high-conductivity fin...
By bafab , 18 hours ago
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RE: DIY or Don’t Touch? Solarman Smart Meter Install
That was my understanding also.
By JamesPa , 19 hours ago
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RE: Grant Aeona 3 R32 cycling with weather compensation.
That would be abnormal but I cant see from your charts ...
By JamesPa , 19 hours ago
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RE: Vaillant Sensocomfort Time
Oh I remember this from when I set mine up 2 years ago,...
By JamesPa , 1 day ago
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Heat geek have already stated that the pro is in fact c...
By JamesPa , 1 day ago
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RE: The Myth of the MCS Performance Guarantee
@editor I know. As if MCS wasn't bad enough, it's now e...
By Deltona , 1 day ago
