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Last seen: May 14, 2026
Thats generous! Does the small print of the grant allow DIY? In UK it has to be a MCS registered professional( doesn’t guarantee competence) and repla...
This week was very mild here so our 7kW heat pump reports a COP for the week of 4.8 for combined heating and DHW. Our house requires ~8kW when -5C whi...
@dr_dongle we use Cosy (another octopus tarrif and together with the battery in January our average electricity price was 18p. So we used more on some...
The generally accepted ratio from the 50Pa test to natural usage is 20. But I wanted to understand why and can’t now re-find the references I used to ...
Mick Wall has a very thorough measurement set of air changes per hour for his house, on his web site/p>
@adam awesome trouble-shooting I’m seriously impressed. Congratulations so far!
If this genuinely does the remedial work then yes good idea, also good if jobs are finished not left at 90% complete. But the cowboys doing some of th...
@majordennisbloodnok you wouldn’t be smug if you had a Vaillant because the first task coming out of holiday mode is an anti-legggionaire DHW cycle up...
I went through this consultation and answered where I had a relevant input. But mostly my reaction was”what on earth for?” They seems to be scratching...
@batpred excel mainly!
@mk4 good luck with the installation your research should be worthwhile. There’s no point turning down the 16kW to lower levels (and it’s unlikely to ...
One aspect of making insulation air-tight that hasn’t been mentioned is wind washing, a strange term which is if the insulation isn’t sealed (like aro...
Latest Posts
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RE: A2A vs A2W: Which Heat Pump Would You Pick?
Good questions @temperature_gradient. My understanding ...
By springswood , 1 hour ago
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RE: Estimating true heat loss from twelve months of consumption data
Thank you both for your replies. It is heartening to di...
By ian33a , 2 hours ago
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RE: Anyone concerned about GivEnergy?
@sunnyskies I agree with Downfield trying to ask the GE...
By Judith , 10 hours ago
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RE: Setback savings - fact or fiction?
@jamespa — this version may be marginally better: &nb...
By cathodeRay , 12 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 , 12 hours ago
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Current metrics - DHW target set to 47c
By TaffontheTaff , 17 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 , 19 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 , 21 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 , 1 day ago
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RE: DIY or Don’t Touch? Solarman Smart Meter Install
That was my understanding also.
By JamesPa , 1 day 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 , 1 day 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
