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Last seen: Aug 4, 2026
The defrost cycle on an A2A works almost the same as the A2W but where on A2W you need a volume of water to offset the energy needed to compl...
Hard to tell but I think I have placed the arrow on what you are looking for?
@editor this is great news.
I see where you were also going with this, its is likely where you use your system less (for not heating water) your system is less likely to need ser...
Technically these monoblocks do not loose refrigerant unless they are failing, they are hermetically sealed, refrigerant top ups are not a service ite...
The issue with over sizing or sizing correctly is equally related to it minimum capacity as well as max req capacity, cost difference between capacity...
@djh ah, I have never seen this before, interesting idea, so a central ASHP but a much lower loop temp then a local top up with mini units in each roo...
Mitsubishi have something called HVRF, this is their VRF with 2 main CH pumps feeding multiple fan coil units with water but acting like an AC system,...
Like with some other minor mistakes made, this is something that catches out even good ASHP companies sometimes, MLCP is not a good solution for any h...
The 32mm PEX/PE MLCP is not 26mm at the connection points, it is 22mm, I do not know the brand they are using but they are often simular to each other...
It seems odd these companies don't design and plan for you before the build, I would say this is at least half our work load, in fact I quite...
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RE: Can I start an argument about buffer tanks please? 🙂
You don't have to run the heat pump with a deltaT of 5°...
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RE: Acond heat pump failed after four years - diagnostic quote £940 plus VAT
@downfield Thank you Downfield. This sounds potenti...
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RE: Digest of UK Energy Statistics
@jeff Yes my brother in Oz told me of that charge year...
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RE: Questions about A2A for heating as well as cooling
@ashp-bobba ah that's good to know, I'll get in contact...
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
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