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Last seen: Aug 29, 2024
"Off-grid" means "off-grid", whether it is in the Highlands, Berlin or Tokyo. My original post is about designing a system not connected to the grid i...
What you are suggesting doesn't seem to be off-grid, but rather balancing the grid by using home - batteries. Storing excess grid power in people's ho...
Indeed! We should be primarily considering the off-grid route. [Then]... Local battery storage within the home (or school, or farm) is a strategy ...
And good thoughts too! Thinking flexibly is important. My main roof is East/West. Which makes the PV's only 75% efficient as South facing. However, as...
[nice setup btw] I know! I have three problems - [Having already used up all my main roof for conventional PV] (1) I now have limited roof space - I...
An adapter would work - but I would be hesitant to fix it up to an unvented system - from what I have read elsewhere, some Willis heaters state on the...
@johnmo Interesting idea! Unfortunately, it can only be used on vented cylinders, and the heating element thread is 2.1/4" BSP. But worth a check. ...
@ivanopinion Yes they are a help of sorts. My outdoor temperatures are 1C(low)-6C(high), 2C-9C, 8C-16C, 11C-19C. Average these to 3.5C, 5.5C, 12C,...
@majordennisbloodnok Yes. I have HA is still a learning curve I need to embark on!
@majordennisbloodnok Apologies - now I understand what you are doing and why it requires a leap of faith. I will need to delve into the data in more d...
@majordennisbloodnok That was very helpful Unfortunately, I have already baked in the savings. I fill my battery everynight. In Jan/Dec my curren...
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RE: Air-to-air heat pumps - best models and installers
@ashp-bobba, do I remember correctly that you install A...
By Mars , 8 hours ago
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RE: A2A vs A2W: Which Heat Pump Would You Pick?
There isn’t as far as I know, @djh, but you’re welcome ...
By Majordennisbloodnok , 12 hours ago
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RE: Can anyone explain the following behaviour with a Grant Aerona 3 R30 / Smart Controller?
Final Update. Yesterday, I was going through the moti...
By Unsure , 13 hours ago
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RE: How much can an east/west solar solar system be oversized?
Best performance occurs with PV string near inverter no...
By bobflux , 13 hours ago
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RE: Forum updates, announcements & issues
Thank you Mars for all your dedication to improvements;...
By Toodles , 16 hours ago
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RE: Who do I complain to about a poor ECO4 installation, can anyone advise?
Take it one step at a time. If you can get the dhw and...
By JamesPa , 22 hours ago
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RE: Selling 2 x Kensa Shoebox 7kw GSHP (New)
Hi Jain, we’ve got an ashp so I’m afraid we won’t be yo...
By Judith , 22 hours ago
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No buffer or low loss header Grant controller in sens...
By JamesPa , 1 day ago
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RE: Are We Sleepwalking Into Another Race to the Bottom?
That's an amazing job to get all that in there! A truly...
By Batpred , 1 day ago
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RE: Anyone concerned about GivEnergy?
Thanks for your advice - I'll keep trying with the inst...
By JohnDwyer , 2 days ago
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RE: Plug and play solar. Thoughts?
I am also yet to find a case where an installation that...
By Batpred , 2 days ago
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RE: British Gas vs Octopus Energy vs Heat Geek vs EDF vs Aira vs OVO vs EON.Next vs Boxt
This is what I got from OVO. At least it was quick.. ...
By Batpred , 2 days ago
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RE: IVT greenline HT Plus E - Circulation Pump Constantly On
Welcome to the forums. Irrespective of which brand yo...
By Mars , 2 days ago
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RE: 7.5kW Heat Loss, But Quoted a 10kW Midea. No Re-Pipe, No Buffer Tank. Does This Add Up?
Oh, how I love these old scientists!I'm in with your 5 ...
By LeJamaisContent , 2 days ago
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RE: Jokes and fun posts about heat pumps and renewables
@jamespa Someone who is not easily phased I suppose.
By Toodles , 3 days ago
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@downfield Once OE had removed our gas meter and capped...
By Toodles , 3 days ago
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Living with a Low Loss Header (Or Measure For Measure, it’s All About the Pump)
I know, low loss headers (LLHs) aren’t necessarily ‘low...
By Toodles , 3 days ago
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RE: What is the main ‘dictator’ of Agile’s unit price?
After seeing umpteen negative price slots again today, ...
By ChandyKris , 3 days ago
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RE: The Reality Behind a Failed Heat Pump Installation – and an IWA Insurance Rejection
@ian-w Getting back to the problem in hand, what do yo...
By JamesPa , 3 days ago
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RE: Solar Power Output – Let’s Compare Generation Figures
@papahuhu Generally, I leave Homely to take care of mat...
By Toodles , 4 days ago
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@judith, glad you found the story interesting. On eff...
By Mars , 4 days ago
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RE: New Vaillant aroTherm Plus in black - When will it come to the UK?
The vaillant controller and app do all of that (and mor...
By JamesPa , 4 days ago



