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Last seen: Oct 13, 2026
All ASHPs require a minimum flow rate to protect the heat pump unit. I suspect yours has a threshold too, but you haven’t been affected by that yet as...
@oswiul that’s very good. I may have to steal that as a headline for my next post that I’m working in.
Sadly, the MCS are a toothless organization that I had a lot of faith in when we started RHH and have had regular contact with them. I am fortunate to...
On the subject of COP, I have to disagree because it should matter greatly. Each and every MCS-accredited heat pump in the UK has a published COP for ...
@grahamh, and therein lies the biggest issue for me with the ASHP industry. Running costs don't correlate with the heat they produce (and the manufact...
Our lifetime COP is 2.7 and the published COP of our 18kW Global Energy Systems heat pump is supposed to be 3.46 at 45C flow temperature.
Here’s some food for thought. How many distribution pumps do you have connected to your heat pump system at the moment and do you know how much pow...
So far, everyone has to jump through hoops to get the COP. Crazy.
@cathoderay, thanks for starting this useful thread. This just reaffirms my thoughts about heat pumps – they are ridiculously overcomplicated in som...
@marvinator80, welcome to the forums and we look forward to hearing all about your system when it's installed. Please feel free to start a new thread ...
We’d like to thank David for writing this great review of his new Panasonic Aquarea 16kW ASHP:/p> If you’d like to have a review published, please f...
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Latest Posts
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I had a 3.5Kw arotherm the installed earlier this year,...
By trebor12345 , 44 minutes ago
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RE: Cooling/heating with one unit
In my experience, this works just fine. I live in a 4-b...
By Rob of York , 2 hours ago
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RE: Renewables & Heat Pumps in the News
Posted by: @editor I think we should make that approa...
By Rob of York , 5 hours ago
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RE: Does anyone have experience of a smart water meter?
My neighbour received an email from Anglian Water sayin...
By AndrewJ , 6 hours ago
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RE: Jokes and fun posts about heat pumps and renewables
Well the military is well known for going green, isn't ...
By Majordennisbloodnok , 8 hours ago
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RE: Why are ASHP installs so expensive?
I've ripped out over 11kw of storage and panel heaters ...
By Singlespeed , 8 hours ago
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RE: Safety study for plug in batteries out to tender - looks like Q3 2027 at best before legal
I think it may depend how much of the world is on fire ...
By EtchedPixels , 16 hours ago
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RE: Air-to-Air Heat Pumps & Air Conditioning: UK Heating and Cooling Q&A
I hope it's not the same people who make the awful TV s...
By EtchedPixels , 16 hours ago
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RE: Replacing Storage Heaters with a Heat Pump in a Stone Cottage
I found some interesting data about the price of heat p...
By Rob of York , 1 day ago
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RE: PV and battery long payback - sense check query
Thanks for all the comments. I finally got to the bott...
By DavidB , 1 day ago
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RE: Indevolt Batteries UK Support & Info Thread
People following this thread who are hoping that plug i...
By JamesPa , 2 days ago
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RE: Passiv Smart Thermostat - Help & Forum Support
By Singlespeed , 2 days ago
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RE: Help me keep the faith with my air source heat pump installation
just had Vaillant over to service the HP and asked abou...
By AdamK , 2 days ago
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RE: tepeo ZEB UK Support & Info Thread
OK so ZEB is basically a variant on a storage heater, b...
By JamesPa , 3 days ago


