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Last seen: Jul 15, 2026
I am now coming across some complexity that seems to have developed with Vaillant heatpumps. I found this text about the claimed requirement: "Vail...
@l8again It seems you did very well. With our HG heat loss, we did not have anything proposed close to a SCOP of 4. Our heat loss is also outside...
Just wondering how you went in the end? A guaranteed 400% efficiency including hot water looked pretty good, did you have Heat Geek do the work? &n...
That makes sense. If the heat transfer into a cylinder is better, the pump can be run at a lower FT, helping efficiency. In our case, the heat geek...
Thanks, we also heard about the thermal store, to be used in combination with a cylinder I believe. It was described as similar to a combi, but to ...
@toodles This is what mostly comes to mind: Quis nos ab his custodibus servabit?
For us, adding a 16kwh battery means a heatpump can reduce energy costs by 50% (instead of a 10% drop(. And since our £/kwh is significantly lower tha...
Just wondering what are people's opinions experience with the Heat Geek's cylinders. Newark I believe?
These are the GB plans. This must be achievable, like there is plenty of wind power being connected. And of course that carbon goal has already bee...
@etchedpixels Thank you. From what I see, it covers all building trades. VAT registered contractors or subcontractors can supply and install items ...
That is interesting. My understanding was that, to be VAT-free, it would need to be for renewables, so the installer would need to be registered with ...
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Given the way radiation and convection effects don't wo...
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RE: Octopus Cosy Heat Pump Owners & Discussion Thread
@jamespa haha very true, although the engineer yesterda...
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RE: Vaillant Arotherm Pro vs new Plus
One of the test modes in the installer menu forces it t...
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RE: What a difference a few degrees make.
Wow. Having accepted the challenge, I ran the cold tap ...
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RE: HeatPump maintenance in Swindon area?
@vince31 have you tried using our finder:/p>
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Looking for beta testers for a new homeowner heat pump tool
Over the past few months I've been building a brand new...
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