Last seen: Oct 1, 2025
@gshpwoes Cold radiators, you more than likely have a flow problem, unfortunately it sounds like the system is micro-zoned and more than likely has a ...
@JamesPa, I wrote the original text and did the original analysis to show that high temperature heat pumps are not the panacea they are portrayed to b...
@bontwoody mmmm theory is a wonderful thing, but rarely follows through in to practice. You are only looking at a very small piece of the puzzle. Unli...
@bontwoody it is easy to get SPF's above 5 in ANY house, including old draughty solid stone buildings, I have hundreds to prove it. Get the design and...
@bontwoody and @william1066 No problem if you are happy with an SCOP of 3 instead of 5 or 6.
@bontwoody I agree, but the fundamentals of design and sizing for best performance requires experience and knowledge. A DIY installation, may work bet...
@crimson You do not stand a chance of getting any reasonable performance with your current system design, regardless of heat pump installed. You have ...
@alan22 PM me and I will see what I can do, a lot of information needs to be gathered for a satisfactory outcome, it is not as simple as just throwing...
@crimson The fault is at Grants and MCS's door, the installer was, I presume, trained by them, I think you have every right to legally demand that you...
@windyinsancreed At least 1.2 to 1.5 meters and straight pipes at least 1meter apart, the deeper they are, the less effect the weather has and the bet...
@crimson Hi, Been dragged in by @editor 😀 I have not had time to read the whole thread, but, from what I can see, it is a typical Grant d...
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RE: How can I programme a setback for my Samsung Gen6 8kW heat pump?
@jamespa Thanks so much - so are your bedrooms on a dif...
By richdorm , 1 minute ago
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From my experience of the Shine app, I'd say that's not...
By Majordennisbloodnok , 15 minutes ago
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RE: Radiator Sizing Dilemma: Vertical vs Type 33 for Low-Temperature Heat Pump Systems
Thats definitely not a bad approach, combined with a bi...
By JamesPa , 1 hour ago
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RE: The Hidden Secret to a Successful Heat Pump: Pipe Size Matters
@jamespa Likewise in many respects; we don’t have an EV...
By Toodles , 3 hours ago
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RE: PV Panels on roof in Conservation Area
Oh I see, I thought that there might be some sort of ga...
By JamesPa , 4 hours ago
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RE: Testing new controls/monitoring for Midea Clone ASHP
Thanks @grantmethestrength and @cathoderay . The reas...
By benson , 13 hours ago
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RE: Midea ASHP – how to set weather compensation
@dgclimatecontrol - you have awoken me from my several ...
By batalto , 16 hours ago
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RE: Help me keep the faith with my air source heat pump installation
@jamespa mine seems changing albeit not by much, 3.21, ...
By AdamK , 17 hours ago
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@majordennisbloodnok The migration hasn't started in th...
By HCas , 17 hours ago
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RE: Buying large amp bidirectional RCD and RCBO
There won't be many RCBOs with a 100mA trip rating beca...
By Transparent , 18 hours ago
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RE: Electricity price predictions
Because its what the investors demand, simple as that. ...
By JamesPa , 19 hours ago
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RE: One room is colder than the rest of the house
@jamespa thanks for all the advice. Just so you know, ...
By AndrewJ , 21 hours ago
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RE: Mitsubishi Ecodan R290 10kW performance
@dgclimatecontrol I only have 1 cylinder and I can conf...
By Ecoste , 21 hours ago
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RE: Daikin Octopus installation update - I saw my first defrost. 😍😂
My MMI is in the loft but I checked the pump flow rate ...
By RadWhisperer , 22 hours ago
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RE: Grant Aerona 3 and Drayton system questions
Good man/woman that plumber! Very likely....
By JamesPa , 22 hours ago
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RE: New build installation query
@paullacey Hi I have managed to save the fil...
By JamesPa , 23 hours ago
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RE: What should we do with our Aga?
One slightly off-the-wall suggestion is that, if you li...
By Majordennisbloodnok , 1 day ago
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RE: My experience with 3 heat pump surveys: Heat Geek, British Gas & Octopus
If you paid for any of the assessments try asking for t...
By JamesPa , 2 days ago
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I've created a separate post here, wondering about radi...
By DREI , 2 days ago


