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Last seen: Oct 21, 2026
@carpenterstation you have tandem heat pumps?! Sorry I missed that.I was picking you up on your units. You used 5 kilowatt hours of energy in a half...
@carpenterstation I think you must mean “The whole house has never consumed more than 5kWh in a 30 minute period.” That means an average electrical...
@jamespa in some cases, failing the Turing test might be seen as an advantage. 😆
@jamespa thanks for your insights on this. On reflection, assuming the same flow temperature which is not necessarily true, the amount of water flow ...
@rob-of-york I realise you feel the need to be cautious, but it is worth thinking carefully about what this careful two stage approach buys you. Ther...
@rob-of-york-york if you are planning to install a flow meter, I would suggest considering a heat meter instead. This measures flow and return temper...
If you are considering phasing the project, then I would investigate the VAT implications. A heat pump installation is zero rated for VAT, due to its ...
Rather than upgrading the existing pipework, could you bypass it via a different route with bigger pipes, or could you at least replace the primary pi...
@etchedpixels thanks for giving such a full and helpful reply.
Actually, I came here today to see if there was already a forum for air to air systems! We installed an air to water system without really consideri...
The hot water heating looks normal. The heat transfer into the tank is so fast that the heat pump takes a long time to reach the target flow temperat...
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Latest Posts
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RE: How will removing the standing charge on gas bills benefit heat pumps?
I'm not sure it makes much of a difference to heat-pump...
By Temperature_Gradient , 1 hour ago
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@editor Ouch, sorry to re start the tick. I had assume...
By DavidB , 2 hours ago
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RE: Say hello and introduce yourself
@e-a-west as the good Major said, welcome to the forums...
By Mars , 3 hours ago
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RE: New Build 3 Phase or 1Phase
We are on three phase power because it's an enormous li...
By EtchedPixels , 4 hours ago
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RE: How much of your renewable and home setup would still work if the internet went down?
Yes I actually have a copy of a tool that whenever a ce...
By EtchedPixels , 12 hours ago
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RE: Indevolt Batteries UK Support & Info Thread
@editor Hi, To resolve this, please tap on the A...
By Indevolt Tech , 20 hours ago
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RE: Double or Triple Glazed Windows?
Posted by: @singlespeed With 9 years repairing windo...
By Rob of York , 1 day ago
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@transparent we’re still running a secure version of PH...
By Mars , 2 days ago
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RE: How quickly would you want/expect heat recovery to take from setback?
Much longer than that here. The heating isn't even on. ...
By bobflux , 2 days ago
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RE: Passiv Smart Thermostat - Help & Forum Support
Obviously the weather is changeable but there's a defin...
By Singlespeed , 2 days ago
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RE: The Changing Jet Stream Could Challenge UK Air Source Heat Pumps
@rob-of-york I must admit that when we had a Daikin hea...
By Toodles , 2 days ago
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RE: Forum updates, announcements & issues
Get the Renewable Heating Hub heads-up on WhatsApp. I...
By Mars , 2 days ago
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RE: Safety study for plug in batteries out to tender - looks like Q3 2027 at best before legal
@editor I pointed out to the one of the Fuse execs that...
By dansus , 2 days ago
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RE: 15kw pump for 225m2 1990's house - over kill?
@seaviews As well as loft insulation, there are othe...
By Rob of York , 2 days ago
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