Last seen: Sep 23, 2025
To quantify the greater pressure drop of your corrugated pipe you could try using an online calculator like For example, at 20 l/min a 25.4mm corrug...
Yes, your figures correlate well with your heat pump having a minimum output of about 3kW at these outside temperatures. Have you tried your heat pump...
You have clearly found your system's sweet spot! Yes, radiator based systems are likely to be limited in stable low flow temperatures. But larg...
I'm pretty sure it just means output, using the word capacity in this way isn't unusual in Japanese documents (and if something has a capacity then it...
As far as I know yes.
@johnmo The effect of cycling is very different with different heating systems too. If modulation was not an important factor heat pumps would still...
@tomasmcguinness Mitsubishi's figures are in(I'd suggest downloading it and reading it offline as it's a 400+ page PDF). For their new R290 ASHPs se...
Latest Posts
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RE: Help me keep the faith with my air source heat pump installation
@jamespa the only other thing ive wondered is why when ...
By AdamK , 50 minutes ago
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RE: Which temperature sensor for a Steibel buffer and Ecodan?
@downfield Hi, if it has a 14mm dry pocket you should j...
By ASHP-BOBBA , 1 hour ago
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Is there any update on this system? How's it running no...
By davidnolan22 , 3 hours ago
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RE: Testing new controls/monitoring for Midea Clone ASHP
@papahuhu I appreciate well intentioned but we are goin...
By benson , 3 hours ago
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RE: Why does an ASHP provide a more comfortable environment than a gas boiler?
Even if it is oversized it's very highly probably that ...
By JamesPa , 4 hours ago
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@drei in your original post, you said: Did the Heat ...
By GrahamF , 4 hours ago
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RE: Updated Data on Dimplex Edal 270L ASHP Hot water tank 1 year full data. Scottish Highlands
Air to Air conditioning units still need an external Fa...
By Bob@Lochinver , 6 hours ago
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RE: Do I just go with the lowest quote for my heat pump?
I’m hoping for a bit of help. The system is an Octo...
By Jancold , 11 hours ago
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@judith Applied for replacement from installer. If...
By cliffhanger , 15 hours ago
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RE: Renewable Heating Hub WhatsApp Channel
I clicked on the link and have WhatsApp on the computer...
By dgclimatecontrol , 1 day ago
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RE: Say hello and introduce yourself
Thanks for the warm welcome @editor and can't wait to b...
By Pirate Rich , 1 day ago
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RE: Powerwall 3 or Myenergi or something else?
Let's also bear in mind that Fogstar supply more than o...
By Majordennisbloodnok , 1 day ago
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RE: How to choose Towel Rails for an ASHP
@judith Yes I agree. They are extremely expensive. ...
By GrahamF , 2 days ago
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Riello NXHM Monobloc Air Source Heat Pump
Hi, does anyone have any feedback on Riello NXHM Monobl...
By dgarvey , 2 days ago
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RE: How to Zone with a Single Room with UFH
We have exactly what you describe, one utility room wit...
By Judith , 2 days ago
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RE: Who's your electricity provider and what's your tariff?
@agentgeorge Come the Ist of October, the Cosy cheapest...
By Toodles , 2 days ago
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RE: Boxt Heat Pump Installation Experience
@ashfp Mine does have a buffer tank. That was my experi...
By Andrew J H , 3 days ago
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RE: Preparing for 2nd winter in new build house.
Yuch! So that's basically just an on/off control. I...
By Transparent , 4 days ago
