Last seen: Sep 13, 2025
hmmmm - sadly the Mitsi's are more expensive (£2,700 the pair) and wider (by 300mm the pair). The Mitsi R32s are a little cheaper, do they have the sa...
So this is from Grant - can't fault them for speed of response to an email about 2 x 10kW: When using two R32 Aerona³ heat pumps connected in a casc...
ah that's interesting @jamespa - so could one 10kW (say) supply the HW and the UFH at 35 degs and the other supply the CH at (say) 45 degs? Then presu...
thanks guys - I hear you on the not rushing and plainly we need to sort this heat loss, which is crucial (obvs) but also a bit like nailing jelly to t...
thanks @toodles and @jamespa (again) - I shall have that convo when I find an installer (the chap I was going to use isn't experienced enough and has ...
Hi @jamespa, thanks again for all your thoughts, very useful. Yes I'm afraid time is now of the essence (and yes you're correct we have new ASHP-ready...
Hi @jamespa and a nod to @grahamf for his excellent old/large house explanations. I am still going around in a vortex of different suggestions without...
awesome @jamespa - great advice - keep it simple. And yes the cylinder IS unvented and I agree, can't bear to just chuck away. The PHE call is geniu...
Thanks @iaack and @jamespa for your further thoughts. Your advice has been invaluable. I have a well respected installer ready to install the 12kW V...
@jamespa thanks. For a fossil fuel comparison we spent approx £2,500 (av. 71p per litre) - £2,800 (av. 85p per litre) per year on oil (2023 and 2022 f...
Wow @jamespa thanks so much for this - I am lucky enough (in our very hot summers!) to live in Somerset in an 1840s vicarage made of blue lias stone (...
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RE: What a Bad Heat Pump Installation Looks Like
I agree, except when it is an obvious health and safet...
By Batpred , 13 minutes ago
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RE: Replacing my 18 month old Hitachi Yutaki ASHP
I have been experimenting with different flow temperatu...
By trebor12345 , 1 hour ago
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RE: Grant Aerona Short Cycling
@damonc I have been playing with this and it is pretty ...
By Grantmethestrength , 3 hours ago
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RE: Havenwise App Help & Forum Support – Get the Most from Your Heat Pump
@hcas Hello Henri. It is disappointing, but I must pres...
By DavidAlgarve , 6 hours ago
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RE: Home energy storage & battery register
I have Solax X1-AC with 5.8kWh. Last month we install...
By williamp , 10 hours ago
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RE: Aira Heat Pump: Stylish Scandinavian Heating
Thanks @gmuzz @mikeh They still mention on the app t...
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RE: Experience with Mitsu Par 50/60 Wireless Controller
The 27°C request doesn't boost the weather compensation...
By Sheriff Fatman , 1 day ago
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RE: Getting the best out of a heat pump - is Homely a possible answer?
Oh and it was installed by Stevie Wonder!
By Grantmethestrength , 1 day ago
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There seems to be plenty of evidence to support this. ...
By JamesPa , 2 days ago
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RE: One Year Review: Grant 13kW ASHP - A Catalogue of Errors
@solenoid it sounds like you are making progress. No n...
By JamesPa , 2 days ago
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RE: LiFePO4 lithium battery fires and explosions
@iaack — thanks, a useful video. They do make it clear...
By cathodeRay , 2 days ago
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RE: How good is the app support for your heat pump?
I think you are right about the ebus stick. It's cert...
By JamesPa , 2 days ago
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RE: My DIY Heat Pump installation
@majordennisbloodnok Element-ary my Dear Major.
By Toodles , 2 days ago
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Welcome to the forums @isaac. What you’re describing is...
By Mars , 3 days ago
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Win an Eve Smart Home Bundle worth over £350!
Win an Eve Smart Home Bundle worth over £350! ...
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RE: Is your heat pump insured?
I chose Tesco in the end. Unambiguously cover HP, PV an...
By Davesoa , 3 days ago
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RE: Help me keep the faith with my air source heat pump installation
@adamk You can get an idea of if your flow and return...
By SimonF , 3 days ago
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This Solis inverter being rated 8kw and (I expect, as I...
By Batpred , 3 days ago


