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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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Latest Posts
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RE: Heat pump installation quotations
@batpred Excellent, thank you very much!
By sttpd1917 , 25 minutes ago
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Hopefully this will answer your question. To...
By ASHP-BOBBA , 25 minutes ago
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RE: Help me keep the faith with my air source heat pump installation
I would be interested to find out if others do this and...
By ASHP-BOBBA , 34 minutes ago
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Harvest Thermal - ASHP with a smart thermal battery
I thought people here might find this interesting, even...
By springswood , 2 hours ago
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Don't you dare. You just carry on as you are; as @batpr...
By Majordennisbloodnok , 2 hours ago
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RE: Heat pump design review please: 5 kW Vaillant aroTHERM Plus heat pump
@ragtime27 some rooms in our house only have one place ...
By Judith , 2 hours ago
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@mkz, that's very helpful. Even if Urban Plumber are no...
By Majordennisbloodnok , 6 hours ago
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RE: Several AC coupled batteries
That is a good point, a manufacturers can stop trading,...
By Batpred , 6 hours ago
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My first question is why bother with the auto balancin...
By JamesPa , 7 hours ago
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RE: Indevolt Batteries UK Support & Info Thread
Hi @hanno - good question. The range of hybrid invert...
By Transparent , 7 hours ago
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RE: GivEnergy inverter tripping due to over-voltage?
@transparent the inverter was installed in 2021 and afa...
By Tim441 , 7 hours ago
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RE: Say hello and introduce yourself
I hope so, @toodles. It's not often that we see a situa...
By Majordennisbloodnok , 11 hours ago
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RE: Electricity price predictions
Good point, I do expect the bonus of putting my energy ...
By Batpred , 1 day ago
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RE: Daikin ESPAltherma and Home Assistant installation
@bash, something we haven't touched on already relates ...
By Majordennisbloodnok , 1 day ago
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