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Last seen: Nov 13, 2026
I did the Heat Geek Mastery course a while ago and cylinder coil surface area is very important, which is why Graham has a chapter on it too. There's ...
@singlespeed, what are your initial thoughts?
@brazilguy67, glad you've managed to get someone to have a look. Please let us know how it went and what the issue was.
We've had an influx of new members joining the forums over the course of the last few months so I thought it would be a good time to give our heat pum...
Welcome to the forums. That's a frustrating situation, especially after being without power for 36 hours and now struggling to get the house warm agai...
@fosterl2, ah, that changes the picture somewhat. I’d assumed the two Ecodans were still operating as a cascade, but having two independent controller...
@fosterl2 that’s quite a setup you’ve got there, and I can understand why you’re questioning the buffer arrangement. I’m certainly no heating engineer...
Six books in three years and I think I’ve now covered just about everything a homeowner could reasonably want to know about choosing, installing and l...
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Degrees of Separation
Latest Posts
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RE: Should I change my cylinder when changing from a gas boiler to a heat pump.
I did the Heat Geek Mastery course a while ago and cyli...
By Mars , 25 minutes ago
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RE: Heat Geek Zero Disrupt: Are We Sleepwalking Into Another Race to the Bottom?
The Heat Geek survey and design process continues to ge...
By L8Again , 38 minutes ago
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RE: Plug and play solar. Thoughts?
Impressions so far from the one I've installed are that...
By EtchedPixels , 11 hours ago
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@batpred The Daikin temperature probe protrudes from th...
By Toodles , 14 hours ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
@editor And as an occasional contributor, may I say wel...
By Toodles , 16 hours ago
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RE: Should Households Who Can Afford It Pay More for Energy to Help Those Who Can't?
They don't have to try. Our entire system is d...
By EtchedPixels , 16 hours ago
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RE: Why don't people choose heat pumps?
Fair enough. I guess I was thinking of pipes that run ...
By JamesPa , 16 hours ago
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RE: How Can I Prove Coal Was My Main Heating Source Without Receipts?
Got excepted for the grant now so thanks for the replie...
By Chilli304 , 20 hours ago
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Daikin Altherma 3 R F+W, room thermostat control, weath...
By JanHarley , 21 hours ago
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RE: Buffer tank on a 2 x 14kw Ecodan system
Pretty much as I had guessed in my crude scaling from m...
By JamesPa , 1 day ago
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RE: Help me keep the faith with my air source heat pump installation
Well you have a vibration generator running at some fre...
By bobflux , 2 days ago
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RE: Who's your electricity provider and what's your tariff?
@downfield Thats a decent rate, I’m shocked they hadn...
By Papahuhu , 3 days ago
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RE: Adventures in heat loss calculations
@toodles thanks! So as suspected, around a doubling of ...
By SusannaSaunders , 3 days ago
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