Last seen: Sep 17, 2025
@derek-m, how can I calculate how much water I’m heating per degree centigrade based on diverting 1kWh of solar generation? Put another way, if I ha...
@cathoderay, maybe you could arrange and condense it into an article (word count is up to you) and it could be posted on the main site as a reference ...
Is the communication via the smart meter two-ways? Obviously, the meter is sending data to the provider, but is it receiving information too? If yes, ...
@cathoderay, Well done!
This thread, quite honestly, gives me an anxiety headache when I see updates and posts 😥 @cathoderay, your perseverance, patience and dedication ha...
@derek-m, we might have to add Heat Pump Whisperer to your signature – I love that – that's quite an accolade.
@heacol, do you have any insights or thoughts to answer AF1's question?
Can't comment on the brands you've mentioned – we had a SolarEdge inverter fitted with our PV array and it's been brilliant. Going on five years now a...
We interviewed Malcolm Farrow from OFTEC to find out more about OFTEC's heat pump design and installation training, and we also got an update on the H...
@derek-m, we've switched to an Immersun this week – it's a terrific piece of kit. Well designed. Easy to install. And works ridiculously well.
🤣 I need someone to improve our soil.
Latest Posts
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WC curve best discovered by experiment anyway as any lo...
By JamesPa , 3 hours ago
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RE: Big Changes Coming to Our Heat Pump System
@editor your engineer's attitude is truly horrifying. ...
By GrahamF , 20 hours ago
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RE: How to choose Towel Rails for an ASHP
@rob-nezard yes absolutely. Here is the link and a pho...
By GrahamF , 22 hours ago
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@mixergy Thanks for the update, I would appreciate some...
By bontwoody , 24 hours ago
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RE: Is Your Broadband Router the Weak Link in Your High-Tech Home?
Unfortunately I'm not that well connected 😂 ...
By Scalextrix , 1 day ago
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RE: A Customer's Lessons Learnt from a Heat Pump Installation in a Large House
It is interesting to see what our new Grant Aerona 290 ...
By GrahamF , 1 day ago
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RE: Testing new controls/monitoring for Midea Clone ASHP
I've never physically seen it, but I seem to recall som...
By cathodeRay , 1 day ago
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@jamespa Ours is a Daikin EDLA03 8 kW and the Delta T =...
By Toodles , 1 day ago
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RE: Midea ASHP – how to set weather compensation
I noticed that too and thought the same thing, but then...
By cathodeRay , 2 days ago
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RE: Ya can’t win! It is S*d’s Law!
@old_scientist If IOF is still running next late spring...
By Toodles , 2 days ago
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RE: Electricity price predictions
Those of you on Agile will do well tomorrow; there are ...
By Toodles , 2 days ago
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RE: Who’s Caved and Switched the Heating On Already?
We've been running our Ecodan system, installed in June...
By Sheriff Fatman , 2 days ago
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Ok. Two schools of thought. The first is to run the ...
By JamesPa , 3 days ago
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@drei Willing as I am to help, I don't think I'm yet ...
By JamesPa , 3 days ago
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Selling 5 year old ASHP & Gas Combi Boiler - £590
Selling a 5-year-old Daikin Altherma Hybrid Air Source ...
By Paul G , 3 days ago
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RE: Help me keep the faith with my air source heat pump installation
Er true, it should have read l/hr!
By JamesPa , 3 days ago
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RE: Is a Valliant Inline 6kW heater a BUS buster?
Much of that is true in principle, but its not likely t...
By JamesPa , 5 days ago
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RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
@dgclimatecontrol I attach the responses from 2 potenti...
By pash44pump , 5 days ago
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RE: Buffers, hot water and cooling
@dgclimatecontrol thanks, that's helpful.
By JamesPa , 6 days ago
