Last seen: Dec 3, 2025
@jamespa yes, I agree it doesn’t need to be perfectly accurate - only enough to ensure you size the system to a reasonable level. Do you now have fir...
@Fiona obviously redact any sensitive information.
@Fiona I am really sorry to hear about your awful situation. There are few things worse than being really cold in your own home. As @jamespa has su...
@agentgeorge Back to the Future with the flux capacitor!!
@jamespa unfortunately, I don't think heat loss calculations can ever be terribly accurate. Our house was built in 1968 and has a real hotchpotch of ...
Assuming the heat loss figures are accurate, the radiator sizings look sensible. We have Flow Regulating Valves (FRVs) installed on almost all our ra...
@editor I am all in favour of provocative titles that make people pay attention. However, we also need to be careful. These shows ar...
@editor Mars, it is really great that you have set up this forum for discussion and learning. Unfortunately, we always learn more from our mistakes t...
@editor thanks for being so open about all this. All of us like to be open about our successes, but it takes courage to admit when things have gone w...
@editor I hope you have at least a partially working heating system for the winter?
@drei are taking measurements from the heat pump, or do you have an independent monitor? The reason for my question is that heat pumps are not espec...
@editor oh dear, very sorry to hear about that. I hope you get it sorted soon.
Latest Posts
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@hcas Hello Henri. It is disappointing, but I must pres...
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RE: What a Bad Heat Pump Installation Looks Like
@jamespa BBC Radio Four recently ran a week of programm...
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RE: Home energy storage & battery register
I have Solax X1-AC with 5.8kWh. Last month we install...
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RE: Aira Heat Pump: Stylish Scandinavian Heating
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RE: Getting the best out of a heat pump - is Homely a possible answer?
Oh and it was installed by Stevie Wonder!
By Grantmethestrength , 1 day ago
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There seems to be plenty of evidence to support this. ...
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RE: One Year Review: Grant 13kW ASHP - A Catalogue of Errors
@solenoid it sounds like you are making progress. No n...
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RE: How good is the app support for your heat pump?
I think you are right about the ebus stick. It's cert...
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RE: My DIY Heat Pump installation
@majordennisbloodnok Element-ary my Dear Major.
By Toodles , 2 days ago
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RE: Replacing my 18 month old Hitachi Yutaki ASHP
Yes, you can work out a lot from a plot of FT. Interes...
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Welcome to the forums @isaac. What you’re describing is...
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Win an Eve Smart Home Bundle worth over £350!
Win an Eve Smart Home Bundle worth over £350! ...
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RE: Is your heat pump insured?
I chose Tesco in the end. Unambiguously cover HP, PV an...
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RE: Help me keep the faith with my air source heat pump installation
@adamk You can get an idea of if your flow and return...
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This Solis inverter being rated 8kw and (I expect, as I...
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