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Last seen: Aug 5, 2026
@old_scientist yes, assumptions are crucial. For many people a change of tariff may lead to changes in behaviour & usage in order to maximise time...
@carlo I have a 16kw LG Therma V. Installed 2020 so even less data available! Can you join the Facebook LG Therma user group? They have some good te...
I've reduced my debit to £10/month For end July it should be around £500 in credit. Perhaps going into heating season with £750 credit... which may ...
My GivEnergy app is no longer recording data correctly. I think others have same issue as well. GivEnergy keep denying issue. Disappointing. But th...
@toodles all depends on asking the right questions! And I probably led you down the wrong path. Shade ToleranceMPPT on individual cell-strings optim...
@toodles My old system is 2kw. S facing. Pitched roof. Solaredge optimisers. Mostly good sun with a chimney that shades 1 panel in particular in th...
@toodles June figures confirm my GivEnergy app AND portal both returning incorrect data 😬😢GIVENERGYImport 579.1Export 829.3Solar 74...
@andris with IOG I get extensions to the cheap rate period - quite often it actually runs from 22:30 to 08:00 as well as additional cheap periods occa...
My 6kw system produced 898kwh in May for a total 2454kwh year to date vs expected 667kwh and 2051kwh ytd My older 2.2kw system produced 243kwh...
@andris yes, not a case of one size fits all. But crucial to find best option. In my case I exported just 2585kwh last year but already 1491 this ...
@andris my setup is non-optimal as East facing and low pitch. But still achieved exceptional numbers. Prod similar to May & July last year. 962...
@andris I'll blame you for the clouds for next 2 weeks!
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Latest Posts
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RE: How Accurate Is My DIY Heat Loss Calculation?
@editor Thanks Mars, I have been enjoying playing with ...
By kilgorexv , 6 hours ago
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New Vaillant Arotherm controls link to existing thermostats ; wired vs wireless
I am feeling baffled and worried:We are having a an Aro...
By GutoFfowc , 9 hours 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 , 12 hours ago
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@Mars Good questions! The downstairs unit did the maj...
By Rob of York , 12 hours ago
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RE: Questions about A2A for heating as well as cooling
@donciccio I would suggest that you take a "fabric-fi...
By Rob of York , 13 hours 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 , 1 day 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 , 2 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 , 2 days ago
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RE: Who's your electricity provider and what's your tariff?
@chandykris Swings and Roundabouts, you win some…. ...
By Toodles , 2 days ago
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@tomtheheatingengineer, thank you, and welcome to the f...
By Mars , 3 days ago
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RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
@majordennisbloodnok @tomtheheatingengineer For my ...
By JamesPa , 3 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 , 3 days ago
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RE: The good, the bad and the not that great – my heat pump installation
@burtis, I’ve followed this thread pretty much from the...
By Mars , 6 days ago
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