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Last seen: Nov 11, 2026
That's stupidly cheap off peak, and will halve your motoring costs. Hard to imagine given what's happening and the current costs of electricity (I kno...
One can only hope. We were in that position back when Putin invaded Ukraine, but I fear that as long as bills just continue rising, many a person ma...
Why? Factor in 85% efficiency for that oil boiler and you're looking at more like 14p/kWh. Therefore, a heat pump with a COP of 4 (easily achievab...
Unfortunately this tale of woe perfectly illustrates why removing the link to gas prices in the UK system won't result in cheaper electricity prices a...
Same here - I record the price of oil on the 1st of each month in my spreadsheet and work out what my break even price for electricity would be given ...
All very reasonable. During 2 winter's of usage, I only recall 1 defrost cycle occurring during the DHW cycle, probably a result of always trying to r...
@jamespa Sorry, I've checked and am unable to find a system schematic showing a volumiser in any of my Samsung documentation (I thought it did). The...
Whilst I generally agree with the above, it can be manufacturer specific. For example, my Samsung heat pump will take heat from whichever cycle is a...
@morgan A friend of ours told us they placed an order with Boiler Juice just before the conflict and Boiler Juice cancelled the order a couple days la...
Indeed. My point was that if you design for a flow temp of 50C at -3C based on a 10kW heat loss, and in reality the heat loss is more like 7kW then yo...
@petch just wondering how your averaged heat loss survey data compares to actual usage data. Is your existing boiler gas, and if so do you have access...
@petch Yes, if the flow and return pipes immediately split into 22mm runs for upstairs and downstairs, then each branch should theoretically be able t...
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Degrees of Separation
Latest Posts
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Should I change my cylinder when changing from a gas boiler to a heat pump.
I have 178 L Gledhill unvented cylinder which was fitte...
By David , 5 hours ago
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RE: Plug and play solar. Thoughts?
Impressions so far from the one I've installed are that...
By EtchedPixels , 6 hours ago
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@batpred The Daikin temperature probe protrudes from th...
By Toodles , 10 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 , 12 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 , 12 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 , 12 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 , 16 hours ago
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Daikin Altherma 3 R F+W, room thermostat control, weath...
By JanHarley , 17 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 , 20 hours 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 , 1 day 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 , 2 days ago
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RE: Adventures in heat loss calculations
@toodles thanks! So as suspected, around a doubling of ...
By SusannaSaunders , 2 days ago
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Six books in three years and I think I’ve now covered j...
By Mars , 3 days ago
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