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Last seen: Aug 27, 2026
@minos That rather sounds as though the whole system had a hiccup and it is now sorting this error out. If the reading is not changing when you are co...
@minos No matter what the metering system used, you should only be charged for your actual consumption, there is no system that would charge you what ...
@technogeek If size of DHW tank is still a problem as it was for us, too tall when slim, too fat when shorter, I would suggest considering the Sunamp ...
@transparent There is a saying along the lines of: ‘We all learn by our mistakes - so keep making them.’ ;-))) Regards, Toodles.
@derek-m If you air any concerns, I feel sure someone else will know the solution and maybe already have been there! As to the CT clamp mis-orientatio...
@cathoderay I don’t think I can add a lot to all that has been said though that won’t stop me from trying! Regarding installers; I would endorse the...
@derek-m No need to carry out a test; I know the reflected light would provide a slight boost, however, not practical to implement . The ground mounts...
@marvinator80 Life can be complicated! Our system has only been up and running since August 2022, so barely more than the one of each week of a year t...
@marvinator80 Today’s production amounted to 31.2 kW/h. Regards, Toodles
My intuition tells me that a pipe of a given diameter that is required (under pressure) to carry a given throughput of water will exert greater fricti...
One more thought though, how far is the unit mounted away from the wall? It looks to be rather closer to the wall than ours and perhaps this is amplif...
@sobo Sounds to me as though your heat pump has an abnormal noise if it rattles, as with mine and others, the fan noise equates to almost all the nois...
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Degrees of Separation
Latest Posts
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RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
@batpred They offered both, I went with Pro. As an amat...
By baroquebank , 4 hours ago
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RE: To re-pipe or not to re-pipe? Moving from oil boiler to air source heat pump.
@penval, really useful update. After all the discussion...
By Mars , 24 hours ago
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RE: Who's your electricity provider and what's your tariff?
@papahuhu I prefer to look at it simplistically. We d...
By Old_Scientist , 2 days ago
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RE: How Accurate Is My DIY Heat Loss Calculation?
D'oh - of course. I shouldn't post before my brain is f...
By Old_Scientist , 2 days ago
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RE: Questions about A2A for heating as well as cooling
@rob-of-york I would concur with the underfloor insulat...
By Toodles , 2 days ago
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RE: New Vaillant Arotherm controls link to existing thermostats ; wired vs wireless
Nothing attached! I have rads but UFH makes the case ...
By JamesPa , 2 days ago
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RE: Cooling with air to water heat pumps
Passive cooling should always be the first call. Keep ...
By JamesPa , 2 days ago
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RE: Do I add Air Con or MVHR to existing A2W ASHP?
@rob-of-york Thank you, I’m thinking along these same l...
By Toodles , 3 days ago
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@Mars Good questions! The downstairs unit did the maj...
By Rob of York , 3 days ago
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RE: Volumisers in Heat Pump Systems: Does Placement Matter?
@dave, I think @jamespa has probably identified the mos...
By Mars , 4 days ago
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RE: Plug and play solar. Thoughts?
My thought is simple. Bring it on and bring on plug in...
By JamesPa , 4 days ago
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RE: Heat Geek mini store vs pump size
Yes I agree, that’s why Heat Geek have most likely sele...
By Tomtheheatingengineer , 5 days ago
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@tomtheheatingengineer, thank you, and welcome to the f...
By Mars , 5 days ago
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RE: Is the "divide by 2900" rule still valid?
Really flow rate is a pipework limitation not a water p...
By JamesPa , 6 days ago


