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Last seen: Nov 12, 2026
I didnt realise that they also had a filter, but it makes sense. Me too, but either the cold fill is fed from the 'mains' (actually water fro...
@transparent did you just reply to my post by editing it? Im pretty sure this grey valve is on the inlet to the DHW, it looks like a standard 'inlet...
@transparent I dont think the grey one is a filter, I think its a pressure regulating valve, part of the 'inlet group' instructions here
OK. Its good to hear you want to get it working and you do appear to have a good set of parts, so its a case of getting them set up a bit better. H...
Yes it will be protecting itself from freezing. You cant really stop this unless you decommission it completely. The question that you need to answe...
This is definitely a plumbing 'problem' not a heat pump problem, although it is linked to your heat pump installation. The pressure in the hot circui...
The ideal r290s are Midea clones (but with ideal controls) made I believe in china. To the best of my knowledge Mitsubishi and Vaillant assemble hea...
I dont think you attached the video.
Underfloor heating? - given you are putting insulation in between the floors its got to be worth considering although LB constraints may make it impos...
The MCS guidelines specify a certain volume per bedroom (I cant remember exactly what) so they will likely have got 400l from that. The penalty for...
@ajbevster If it's fully pushed in yes, better if it also had some tape over the hole to ensure that circulating air didn't cool down the sensor. ...
I should clarify that it's possible, given size and lack of insulation, that 80kW could be right, but not 25kW. For me this is the red flag that unde...
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Latest Posts
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RE: DIY powerflushing tutorial
Yup, it is a bit troubling isn't it! That's why I ran...
By bobflux , 2 minutes ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
@editor And as an occasional contributor, may I say wel...
By Toodles , 11 minutes ago
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@batpred Surely that is a dream you shouldn’t need to h...
By Toodles , 17 minutes ago
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RE: Should Households Who Can Afford It Pay More for Energy to Help Those Who Can't?
They don't have to try. Our entire system is d...
By EtchedPixels , 41 minutes ago
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RE: Why don't people choose heat pumps?
Fair enough. I guess I was thinking of pipes that run ...
By JamesPa , 44 minutes ago
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RE: How Can I Prove Coal Was My Main Heating Source Without Receipts?
Got excepted for the grant now so thanks for the replie...
By Chilli304 , 5 hours ago
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Daikin Altherma 3 R F+W, room thermostat control, weath...
By JanHarley , 6 hours ago
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RE: Buffer tank on a 2 x 14kw Ecodan system
Pretty much as I had guessed in my crude scaling from m...
By JamesPa , 9 hours ago
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RE: Help me keep the faith with my air source heat pump installation
Well you have a vibration generator running at some fre...
By bobflux , 22 hours ago
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RE: Who's your electricity provider and what's your tariff?
@downfield Thats a decent rate, I’m shocked they hadn...
By Papahuhu , 2 days ago
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RE: Adventures in heat loss calculations
@toodles thanks! So as suspected, around a doubling of ...
By SusannaSaunders , 2 days ago
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Six books in three years and I think I’ve now covered j...
By Mars , 2 days ago
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RE: Grant Aerona3 13kw - Buffer Tank - Heating Journey
@heymikey Well done in achieving as nearer a match acro...
By Toodles , 2 days ago
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Grant Aerona - Weather Compensation and Schedules
Im trying to set up a friends Grant Aerona. The WC curv...
By bontwoody , 3 days ago



