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Last seen: May 25, 2026
Yes I use the LG to cool the slabs with underfloor heating. It works fine, as mentioned above flow temp needs to be high enough to avoid condensatio...
@batpred Many manufacturers sell only one or two models of heat pump, then add software limits to make intermediate power models. The result is, if...
AH (Absolute humidity) is grams of moisture per volume (or weight) of air. One cubic meter of air weighs about 1.3kg at 20°C sea level pressure. RH ...
If they don't do heat loss, you need another installer. For cooling in summer, there's another subtlety. In cooling mode, a fan coil unit uses a sig...
- Taxes on businesses are very high, plus bureaucratic and paperwork load incurs a heavy cost - Thus businesses must produce faster shoddier work at...
If you put a fan in a pipe you get a much more efficient ducted fan. To get a quiet heat pump you need a fan that spins as slow as possible while movi...
Particles floating in the water are a problem with moving seals like air vents or pressure relief valves, they get stuck in between the rubber seal an...
@trebor12345rebor12345 I got the circulator curves from the docs So at full power for deltaT 5°C it wants 10 l/min or 600 l/h ; at th...
These are a bit hard to read but the information is in there.
Most of the times whole house backup can't work without a large generator, simply because while a realistic PV installation can easily produce enough ...
+1 It's not just cloud though. Many devices have replaced the traditional screen and buttons with a much cheaper Bluetooth chip and a phone app. For ...
I brought my old R407C water to water heat pump to the local recycling center. They accept heat pump related things, old mobile aircon units, fridges,...
Latest Posts
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RE: Heat Pump Manufacturers Recommending Buffer Tanks
@tony-stolz, I think @jamespa has already covered the h...
By Mars , 9 hours ago
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RE: Heat Pump Overpromising – What Were You Actually Told Before You Bought?
@jamespa that’s actually a really interesting observati...
By Mars , 9 hours ago
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RE: How many people are happy with their ASHP and do you believe them?
Good luck, I spent a couple of hours and, whilst I foun...
By JamesPa , 10 hours ago
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RE: Heat Pump Operation in Summer - Valliant 7kW
I do the same: cool my large buffer (3000L) to 10C, pum...
By upnorthandpersonal , 18 hours ago
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@editor "The interesting bit is that many modern invert...
By Singlespeed , 18 hours ago
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RE: Ecodan & MelCloud scheduling
With the prospect of warmer weather this week, I brough...
By downfield , 20 hours ago
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RE: A2A vs A2W: Which Heat Pump Would You Pick?
I reached out to MCS directly last week on this and her...
By Mars , 20 hours ago
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Mentally you have to separate the ac side and the DC si...
By JamesPa , 1 day ago
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RE: Help me keep the faith with my air source heat pump installation
My heating developed a really severe case of noise and ...
By JamesPa , 2 days ago
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RE: Octopus Cosy 12 Heat Pump Regret: Incredibly Loud, Poor Heating & Constant Hum - Help!
@l2jad I was just thinking all things being equal. Our ...
By AndrewJ , 2 days ago
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Hi, Does anybody have experience with Heat Geek insta...
By sttpd1917 , 2 days ago
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I will soon be struggling. Admittedly it is the summer,...
By Batpred , 3 days ago
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RE: Indevolt Batteries UK Support & Info Thread
Not known yet. I've asked a local Councillor to follo...
By Transparent , 3 days ago
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Hard to tell but I think I have placed the arrow on wha...
By ASHP-BOBBA , 4 days ago
