Last seen: Aug 29, 2025
Mitsubishi 8kW R290 - Two compressors, 6kW variable, 2kW fixed? If you are decided to go with Vaillant then extra system volume will extend the cycl...
They dont. Fancoils of UFH if you want cooling with any heat pump. I dont kinow how effective UFH is, but some report it works well enough to be wor...
There was a saying in the (very reputable) telecoms company I worked for for 25 years that went 'never time to do it right, always time to do it twice...
I would suggest the main improvements are: 1. Better controls. Some ASHP controls are, IMHO, close to being unfit for purpose. OK for techy people...
Im sure you are right. Running costs are tiny and just think about the value of the data collected, even if totally anonymous (I don't know what they...
together that's the very best advice ever, and (as many have learned the hard way) it applies whatever you are buying/having done. Unfortunately th...
Depends on the flow temperature; the Czech data sheet in the post above has the full detail but ~3kW heating output power at say 12C is more or less i...
Fantastic news IMHO and congratulations to @mars for making this all happen.
Latest Posts
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RE: How Do I Know When the Hot Water Has Run Out?
Is there anywhere accessible you can put a thermocouple...
By JamesPa , 55 seconds ago
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RE: A Customer's Lessons Learnt from a Heat Pump Installation in a Large House
Yes, the 'global warming potential' GWP of R32 is quote...
By Temperature_Gradient , 9 minutes ago
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RE: Rodents! A word of warning for heat pump owners
Wasps caused frequent tripping of my lighting circuit a...
By JamesPa , 16 minutes ago
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RE: What crazy nonsense are inverter limits and why are they imposed?
They also conjugate your chakras and give you pains in ...
By JamesPa , 19 minutes ago
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This is one of my biggest bugbears these days, how AI d...
By cathodeRay , 1 hour ago
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RE: Midea ASHP – how to set weather compensation
@pash44pump - @jamespa has anticipated my next steps bu...
By cathodeRay , 2 hours ago
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RE: Electricity price predictions
The gas standing charge went up as some of the network ...
By Jeff , 15 hours ago
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RE: Ecodan & MelCloud scheduling
Yes, the 2 are separate. To add to the complex desig...
By HCas , 2 days ago
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I should clarify that the FoxESS web interface is not l...
By Old_Scientist , 2 days ago
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RE: Mitsu Wireless Controller and MelCloud
@robs Hi Rob, At the end of a note to Mitsu UK, thank...
By DavidAlgarve , 3 days ago
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RE: Why so many sigenergi installer recommendations?
@adamk Tesla is a great option, it’s also one we instal...
By SAEnergy , 3 days ago
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RE: Flexi-Orb Heat Pump Scheme: A Game-Changer for the UK's Heat Pump Industry
As a potential heat pump customer, it would be good to ...
By Temperature_Gradient , 3 days ago
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RE: Octopus replacing the fixed 15p/kWh export rate with a market tracking one
@trbob I have just extracted the details for Agile Expo...
By Toodles , 4 days ago
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RE: Heat Pump Books For Beginners – Bodge Buster & From Zero To Heat Pump Hero
The Ultimate Guide to Heat Pumps is less than a month a...
By Mars , 4 days ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
@editor Hi Mars, We have just installed a Grant Aerona...
By GrahamF , 5 days ago
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RE: Sanity check please. Battery storage and inverter sizing.
There are MCS guidelines about how close to the edge/ri...
By Old_Scientist , 5 days ago
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RE: Balancing financial efficiency and comfort using the Octopus Cosy tariff
I estimated our usage on the following basis. The mos...
By Old_Scientist , 5 days ago
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@editor Something changed in this last 12 months, they ...
By ASHP-BOBBA , 6 days ago
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RE: Does anyone have experience of a smart water meter?
Just to give a sense of scale, I've used the CCW water ...
By Majordennisbloodnok , 7 days ago
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RE: Powerwall 3 or Myenergi or something else?
We have a Tesla Powerwall 3, recently installed, so I m...
By Old_Scientist , 1 week ago
