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Last seen: Dec 18, 2022
Well we had the contractor visit on Friday to do their heat loss and radiator calcs. They use a piece of software that is way more complicated than pl...
@transparent I have 2 installers I am considering both not so far away from me, they are both experienced, competent and well spoken for. However prob...
@cathoderay well done - good to know the provenance of things like that - and simple suits me fine 🤣
I spoke with them a couple of years ago and quickly realised that they were still selling double glazing. However they are "popular" and spend a lot o...
@cathoderay oops - yes I was using 0.304 and now I realise that he is multiplying up by 3.35 so does get back to close to the ∆50 output. Fortunatel...
My spreadsheet with 21C and a water temperature of 45C gives a DeltaT24 and with 40C a DeltaT19. This morning my favoured contractor came back at me...
@derek-m Likewise a single measurement point does not work at all well in a multi room house either. Place it in the centre and the periphery will hav...
@transparent I am hoping we can find a reliable pressure sensing pump although the system already has the bypass. The Bosch EC adapter basically tak...
@cathoderay I don't envey your difficulties, ours are nothing like that. Although it amazes me the difficulty of retrofitting to a modern property. Th...
@transparent as I understand it (and I have yet to see it) the Daikin HP deals with the temperature of the buffer tank keeping that to the exchange te...
@derek-m yes & thx. Now I have my spread sheet of radiators calculating output of existing while I vary Delta T. At 45C I have 134% of heat lo...
@transparent I expect to run the system continuously with a slightly lower night time than day. However not with a single temp thermostat for the whol...
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Degrees of Separation
Latest Posts
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RE: Jokes and fun posts about heat pumps and renewables
@transparent I’ve heard that that is why American cars ...
By Toodles , 5 hours ago
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RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
Have either quote provided room by room heat loss calcu...
By Old_Scientist , 19 hours ago
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RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
@old_scientist if you are going DIY then you may wan...
By Papahuhu , 2 days ago
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RE: Indevolt Batteries UK Support & Info Thread
After a short while that was followed by the 'power war...
By JamesPa , 2 days ago
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RE: Samsung heat pump - data cable issue
That's well done. Cable is the correct type (LIYCY = 2x...
By bobflux , 2 days ago
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RE: Electricity price predictions
I agree, we will find out at the next budget whether th...
By Old_Scientist , 3 days ago
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RE: Missing flow temperature in Heat Geek proposal
@editor I went through HG website, so should be ok for ...
By sttpd1917 , 3 days ago
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Who did the Freedom Heat Pump cloud server and what did...
By Mars , 3 days ago
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RE: Who's your electricity provider and what's your tariff?
Reading between the lines of what octopus are doing wit...
By JamesPa , 3 days ago
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RE: Air to air bus grant installer anywhere
The through wall two hole ones have their place (listed...
By EtchedPixels , 3 days ago
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I hope it goes ok, Hon can be hard to set up IF the sof...
By Graham Hendra , 3 days ago
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@clockworks Hi, So there is a big difference between st...
By ASHP-BOBBA , 3 days ago
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@editor wellvery comprehensive answer. I will get all i...
By Keithb , 3 days ago
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RE: Advice on my Heat Pump Journey: Old Stone Built Detached Cottage
all good advice I will follow this up
By PaulC , 3 days ago
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Heat of vaporization of water is 2.25 MJ/kg (0.625 kWh/...
By bobflux , 4 days ago
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