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Last seen: Oct 14, 2026
I estimated our usage on the following basis. The most challenging 6h window for us is 4-10pm as it coincides with cooking/meal time (electric oven,...
Agreed that Cosy works best for battery owners, and the savings do not always stack up well versus the battery costs over the 10 year warranty period ...
OK, so if it were a Tesla Powerwall I'd be presenting arguments to the DNO for the full 11.04kWh inverter rating for the battery, keeping the solar on...
We ran on Cosy last winter and we switched off during the peak (4-7pm) and set back over night as the house gets too hot if running constantly, even o...
Please can you clarify what you'd ideally like to achieve. Are you simply seeking to add a battery to your existing setup, or are you also seeking to ...
Correct, the G99 imposes separate limits for the size of the generating equipment (inverter size) and an export limitation. For example, you can apply...
I've noticed lots of love for them on YouTube too - I wonder if it's slightly opportunistic due to the backlash against Elon / Tesla. I think a lot of...
So you already have a 3.68kW inverter / solar install? Only a DNO application will tell you if you've missed the boat and what you are allowed., but...
Almost immediately after install, I had signed of rodent activity - chewed insulation on pipe runs in the loft. They seem to like foam pipe insulation...
We have a Tesla Powerwall 3, recently installed, so I maybe biased. With a Gateway, it will provide full home backup. A separate earth rod must be i...
Having bit the bullet and paid £250 for a service, our service engineer came today so I thought I'd report on the experience. We'd paid for the ASHP...
@heat-pump-newbie as I suspected. I measure/monitor my COP daily, so I think I'd notice pretty quickly unless it was a very slow prolonged leak where ...
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Latest Posts
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RE: How should the Boiler Upgrade Scheme be reformed?
Not quite, regular A2W heat-pumps need a load of extra ...
By Temperature_Gradient , 2 hours ago
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RE: Heat Geek installations: share your experiences
one thing i learnt from reading people’s comments and e...
By Batpred , 4 hours ago
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RE: Cooling/heating with one unit
"The way we use A2A on a cheap overnight EV tariff is t...
By mrkfm , 6 hours ago
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RE: Do I add Air Con or MVHR to existing A2W ASHP?
We have ‘signed on the dotted line’ today for a Panason...
By Toodles , 7 hours ago
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RE: Heat pump branding. Clever, contemporary… or a bit too much?
...or it was there and was lost thanks to laziness and ...
By Majordennisbloodnok , 7 hours ago
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@bobflux Thank you for your response. I am trying to ...
By RonV. , 7 hours ago
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This post is about how I successfully configured a buff...
By Tony.Stolz , 11 hours ago
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The installer visited yesterday and suggested the noise...
By JamesChatz , 12 hours ago
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RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
Your house sounds a lot like mine. 2 surveyors each sp...
By JamesPa , 15 hours ago
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RE: Heat Geek Zero Disrupt: Are We Sleepwalking Into Another Race to the Bottom?
Thats true only if you do the wrong experiment. Done c...
By JamesPa , 16 hours ago
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RE: battery storage without solar
As of October 1st they need specific qualifications to ...
By EtchedPixels , 1 day ago
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RE: Renewables & Heat Pumps in the News
With regards to the BUS grant raid, I gave it more thou...
By ASHP-BOBBA , 1 day ago
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RE: Why are ASHP installs so expensive?
The whole system seems to work on the basis of...
By ian33a , 1 day ago
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RE: Missing flow temperature in Heat Geek proposal
Good plan. If you can get half hourly meter readings a...
By JamesPa , 1 day ago
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