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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...
Latest Posts
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RE: Cooling with air to water heat pumps
On the two huge (10m² each) south facing windows I inst...
By bobflux , 1 hour ago
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RE: GivEnergy inverter tripping due to over-voltage?
@transparent I don't think Axle have any involvement...
By Tim441 , 1 hour ago
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I'm the general case no (at least not yet). But if ins...
By JamesPa , 3 hours ago
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RE: Indevolt Batteries UK Support & Info Thread
Good morning. I just came across your website. Was ho...
By iRadiate , 13 hours ago
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RE: Failed Heat Pump Install: IWA Claim Rejected
Many of the estimates we received mention IWA and RECC....
By Batpred , 24 hours ago
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RE: Rural burning – I've had enough
Same here in Finland. It's strictly forbidden ...
By upnorthandpersonal , 24 hours ago
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RE: Renewables & Heat Pumps in the News
Something worth flagging... we've just published a news...
By Mars , 1 day ago
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RE: Renewable Heating Hub Homeowners' Q&A Podcast
The Homeowners' Q&A podcast is back... I've changed...
By Mars , 1 day ago
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RE: Anyone concerned about GivEnergy?
I have already signed up with Axle so yes, that takes c...
By KevH , 1 day ago
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@batpred Would it pass the airbnb feedback test no. I...
By EtchedPixels , 2 days ago
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A quick update... we've just launched the beta version ...
By Mars , 2 days ago
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RE: Who Actually Owns a Heat Pump in Britain? We Asked. Here Is What We Found.
The age part doesn't surprise me - only 25% of UK home ...
By EtchedPixels , 2 days ago
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RE: Home automation and the cloud; is there a better way?
Nothing you've said there, @etchedpixels, is something ...
By Majordennisbloodnok , 2 days ago
