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Last seen: Sep 19, 2024
Their inspector is obviously very shy, or is so young that you would not be allowed to take their photo without their parents permission. 😋
Here is a simple test that anyone with accessible solar panels can perform. Take a sheet of wood or even cardboard and cover it with kitchen foil. The...
As consumers we expect the electricity supply to our homes to be both reliable and of consistent quality. We are immediately aware when the supply is ...
@toodles You are indeed correct the 'angle of the dangle' will also have an effect along with the temperature of the panels.
Looking at the first graph, I suspect that there was some clouds coming over periodically. I'm not certain if many people realise, but besides reducin...
Having been a moderator on this forum almost since its inception, I must admit that I share many of your sentiments with regard to the lack of knowled...
Actually, having given some thought about your system and realised I was wrong and James was right, when it comes to the affect of adding anti-freeze,...
@jamespa Having rechecked my calculations you are indeed correct, since I failed to make allowance for the change in DT when calculating the thermal...
I assume that your DHW is being heated by your solar PV system via the Eddi, but obviously that will not be the case during the Winter months. Rathe...
@iantelescope With regard to changing the flow rate by varying the pump speeds, I do believe that some manufactures use this method to keep the Delt...
I think that the water cylinder size is based upon the number of bedrooms and hence possible occupancy. You could try claiming that one of the bedroom...
It actually becomes quite complex, even without taking solar gain, wind chill and rain effect into consideration. Taking the hypothetical example th...
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Degrees of Separation
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HomeTherma Is Live: A New Home-Energy Platform Built Around the Homeowner
This is something I’ve been building for months, largel...
By Mars , 9 hours ago
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Does minimum system volume matter in the context of sim...
By Tony.Stolz , 12 hours ago
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RE: Electricity price predictions
yes, same with the IOG tariff which is even a bit harde...
By Batpred , 13 hours ago
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RE: Indevolt Batteries UK Support & Info Thread
I had a quick look and they are a little vague. They ...
By BlizzardGreen , 14 hours ago
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RE: Has anyone seen this problem before? Huge anticycling times
Oh dear. Glad it was replaced. I have been mighty imp...
By JamesPa , 23 hours ago
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RE: Can I start an argument about buffer tanks please? 🙂
Dont, just adjust the LSVs to get different temperature...
By JamesPa , 1 day ago
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RE: Heat pump running costs – what has actually worked for you?
I installed the air source heat pump in January 2026, i...
By bobflux , 1 day ago
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RE: Grant Aerona Air to Water R290 6.5 kW - Quiet Mark and Silent Running
Thats all interesting. DHW on my Vailant seems to respe...
By JamesPa , 2 days ago
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RE: Do I need to change the control unit when replacing my Ecodan Air Source Heat Pump
One of the other mods has just reminded me that @ashp-b...
By Majordennisbloodnok , 2 days ago
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RE: PV and battery long payback - sense check query
@old_scientist I have now drafted 2 replies - both have...
By DavidB , 3 days ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
Forum Handle: adrian Manufacturer: Appliandirect.co....
By Adrian , 4 days ago
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