Last seen: Feb 4, 2025
I don’t think it is a specific legal requirement- other than to be safe. And there is a risk. My point is to take a more balanced view of risks. See...
R290 could be a HP show stopper for me. Seems to me we need some acceptable risk mitigations in some circumstances, other than just moving the unit fu...
Thank you. PfB is one of my go-to guys but I hadn’t seen that. My situation is quite similar to the one described: visual intrusion and noise limits a...
Follow-up: it occurs to me that the difference between flow and return temperatures is potentially a good indicator of whether you have enough radiato...
Interesting, thank you. The marine diesel analogy was on my mind. At the other end is a F1 engine needing to be rebuilt after every race. You would th...
Thank you. I definitely plan a full flush. The pipework is 40 years old, but we have been here since 1988 and never had problems eg with balancing or ...
@judith that method is great isn’t it! Except I have about 6 different consumption based estimates using that approach going back to 2016. And two spo...
Thank you, my hunch is it is just old school plumbing as you suggest. The logic of a backup/auxiliary is that it is additional when required- not a ta...
@johnr thanks, great minds etc. if the backup ends up being used too much, by fallback is to add an air to air with three internal units in the key ro...
@jamespa also: I assume the fan radiator has a lower water volume? We are looking at a simple one zone, no TRVs, no buffer/volumiser system, so need e...
thanks both. I think that calculation gives a lower heat output by about 20% than the HG rule of thumb table I linked above. As he is the one guarante...
Latest Posts
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@editor He couldn't give me a definitive date but hoped...
By bontwoody , 3 hours ago
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RE: Help me keep the faith with my air source heat pump installation
@jamespa this is what the pipe work looks like after th...
By AdamK , 5 hours ago
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RE: Testing new controls/monitoring for Midea Clone ASHP
Don't disagree with that. I find the lines on the plotl...
By benson , 10 hours ago
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RE: Sizing a heat pump: Save me from my headache
Got the results back from the one we’re ...
By Mikeatthezoo , 11 hours ago
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I'm minded to copy the above post from @jamespa direct...
By Transparent , 11 hours ago
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Very funny @transparent. /p>
By JamesPa , 24 hours ago
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RE: How can I programme a setback for my Samsung Gen6 8kW heat pump?
@mike-h what I don't understand about this setback cont...
By richdorm , 1 day ago
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RE: Renewables & Heat Pumps in the News
Thanks Lucia. I'll set aside some time to go through th...
By Transparent , 2 days ago
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RE: How to Understand Wiring Up a Heat Pump
@renewables345 you say you are 18 and I’m assuming you ...
By Judith , 2 days ago
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RE: Do I just go with the lowest quote for my heat pump?
Seems to be settling better now I'll leave it alone
By Jancold , 2 days ago
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RE: Bosch CS5800i 5kW - Experience So Far
We do like the exhaust air heat pump as a centralised M...
By Steelbadger , 2 days ago
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RE: Solar Thermal DHW and ASHP
@kenbone how is your battery holding up Ken? Still goin...
By Mars , 2 days ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
Old Samsung R410a unit 9kw, modbused controlled, let Ha...
By KenBone , 2 days ago
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RE: Replacement Inverter for old FIT system
@bontwoody I have a single string 3kW solar AC inverter...
By Old_Scientist , 3 days ago
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Octopus removed our gas meter for free a couple of year...
By robl , 3 days ago
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