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Last seen: Jan 4, 2026
If you are happy, that’s the important thing. Try turning flow temp down a degree and running for longer. And see if temp ok. Keep doing this weekly ...
So radiator water temp out is set at 54C. We heat home to 18.5C in the mornings rising to 20C at 5pm and 20.5C at 7:30pm. Set back to 10C at either 10...
We’ve used 550kWh in February or 19.6kWh/ day compared to a predicted 45.1kWh/day.
Good opportunity to replace oil boiler with ASHP (part funded by RHI). we have been on a carbon footprint reducing journey since 2012 when we had sola...
Hi @mookyfoo (hope that isn’t a swear word in another language 😊) Im running my Daikin ASHP (check out Worcestershire ASHP file on this site) for a ...
@smoke-me-a-kipper welcome to forum. A laudable objective to go off grid. But I’m not sure you’d achieve it in winter. Whilst you have a low electric ...
@derek-m thank you Derek. Fantastic explanation. I do take your point about all the variables too. I will think on this more. But it suggests I need t...
@derek-m it’s a good point well made. Not sure what else to do?
@alec-morrow understand your point. And I’m sure you are an experienced heating engineer. And know what you are talking about. But as an ex-scientist ...
@alec-morrow so I understand the logic, but need the data to confirm. Do you see my point. Running the ASHP at 5+ COP for 24hrs (even with step back) ...
I was going to say air in the system too. I have a Daikin Altherma 3H ASHP connected into our 20 year old radiators via a buffer tank. The installer b...
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RE: Switch suitable to change between two inverter CT's
It depends An unloaded current transformer can output...
By bobflux , 8 hours ago
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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 , 18 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 , 2 days 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 , 3 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 , 3 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 , 3 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 , 3 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 , 4 days ago
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@Mars Good questions! The downstairs unit did the maj...
By Rob of York , 4 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 , 5 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 , 6 days ago
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