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Last seen: May 14, 2025
James, thanks again for your thoughtful and persistent questioning — this kind of interrogation helps clarify the strengths and limits of any approach...
Hi James,Thanks again for your detailed thoughts. I appreciate how precisely you're interrogating the claims and looking for practical value — so here...
@johnmo That’s a clever use of defrost behaviour to guide handover — and it sounds like you’ve fine-tuned it well for your setup. Just for reference, ...
@johnmo, I can see what you mean by the heat pump switching over and back between cooling and DHW, but I was referring to the heating season when you ...
@jamespa, following on from your examples — here's how I’d approach each:---a) 100 m² New Build (3kW @ -2°C, typical spec):In this case, structural zo...
That’s a great question, James, and it goes right to the heart of what sets structural zoning apart from conventional approaches like LLHs or buffer t...
@jamespa I want to clarify that my hybrid example was posted specifically in response to Johnmo’s system description. I would not recommend it univer...
@johnmo Thanks for sharing the full schematic, Johnmo. That’s a helpful layout, and it shows just how much manual logic and layout planning are neede...
@johnmo Thanks, I appreciate your detailed walkthrough. It’s always helpful to see how experienced users approach hybrid setup challenges. I agree ...
@johnmo Thanks, Johnmo — fair points as always. I agree that unnecessary complexity has plagued many modern heating setups, mainly where buffers ...
@heatgeek Thanks for your post and for articulating a very real scenario that reflects the kind of system we’ll be seeing a lot more of: low flow rate...
Thanks, James — that’s a really encouraging and fair response, and I appreciate the open-minded way you've approached it.Yes, you’ve summarised it wel...
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RE: Electricity price predictions
Chinese manufacturing has the ability to be very good q...
By Majordennisbloodnok , 3 hours ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
Forum Handle: GotGordon Manufacturer: Samsun...
By Gotgordon , 15 hours ago
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RE: Summer heat is becoming the new winter cold in the UK. What are you doing about it?
@ian33a I am not easy with sleep either unfortunately…....
By MK4 , 16 hours ago
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RE: Renewables uptake near you
In a village of under 40 houses...Conservation Area. I'...
By Tim441 , 1 day ago
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RE: Home Alone with Home Assistant (previously A Beginner's Guide to ASHP Monitoring)
Great news, @bontwoody.
By Majordennisbloodnok , 1 day ago
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Haier R290 Super Aqua Monobloc. Output capacity tables.
As I mentioned in my introduction post, I've been consi...
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RE: Air to air bus grant installer anywhere
I am consistently told by aircon folks (ie air/air) tha...
By EtchedPixels , 2 days ago
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RE: What is possible with FIT, SEG, Hate Pumps and Batteries?
Thank you, everyone, for your replies. Our FIT provid...
By ian33a , 2 days ago
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@mk4 And of course, the panels are less productive due ...
By Toodles , 2 days ago
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RE: GivEnergy inverter tripping due to over-voltage?
I'm trying to get clarity on exactly when the inverter ...
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RE: Samsung Heat Pump – Can't Activate TW2 Pipe Sensor (for Delta T Control)
Autocorrupt seems to be working overtime.
By Majordennisbloodnok , 2 days ago
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RE: Vehicle-to-Home with a Heat Pump: Is the Technology Ready and Which EV Should I Buy?
I looked into that wallbox a bit more off the back of t...
By Majordennisbloodnok , 3 days ago
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RE: Say hello and introduce yourself
@jandp awesome system I hope it works out well.
By Judith , 3 days ago
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RE: Surface mount or bury primaries for heat pump installation?
@bobflux That's the stuff. The installer recommended tw...
By tomasmcguinness , 5 days ago



