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Last seen: Mar 23, 2026
@jamespa That’s a really interesting article. I’m a hostage to fortune with Octopus as computer says No. I don’t believe my house heat loss is as they...
There is certainly something different about the Octopus process. My Octopus survey, as I’ve mentioned elsewhere, suggested a heat loss of 14300w and ...
Oh dear. Always winter never Christmas?
Thanks for the advice I asked for (and got) their room schematic. I can only count 16 rooms (the stairs/landing count as two rooms). Maybe 19 is a typ...
Yes I’ve sent them the results from the initial survey that shows room by room calculations and required radiator sizes. They are considering whether ...
I've had an iBoost for 6 years. In total it tells me I've 'saved' 2400 kWh to date. For the first 4 years it did a reasonable job of heating the water...
As @iancalderbank says above you have to complete one intelligent charge to sign up. To achieve this you must have an OE supported EV charger (I have ...
I’ve been signed up to intelligent Octopus for just one week. I do have an EV (so can’t help you there) but also have a Powerwall and it works just fi...
I return to my attempt to actually get heat pump installed (brief history; OE did a survey last year, declined to quote, accepted a quote from elsewhe...
@iantelescope Have you any rights under the Consumer Rights Act 1975? Have you considered signing up to the Which Legal advice programme? I used them ...
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Latest Posts
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RE: 7kW EV Charger Options Advice
Yes, that is the case, but as I understand it not as an...
By Rusty , 54 minutes ago
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RE: Problems with sizing a replacement for a Viessmann Vitocal 200-S
@jamespa — this chart is indeed suspect, it suggests th...
By cathodeRay , 2 hours ago
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RE: Next steps on my ASHP journey: Radiators and Pipework
Flow rate is set by pressure created by the circulator ...
By bobflux , 17 hours ago
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RE: Glass lined Cylinder for private water supply
I have one of those... a Thermal Store. In my case th...
By Transparent , 23 hours ago
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RE: Solar Power Output – Let’s Compare Generation Figures
@tim441 Here are those same three month periods for 202...
By Toodles , 1 day ago
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RE: Adding additional Solar Panels to a DC coupled battery system
@transparent thank you for your reply above. As alway...
By Old_Scientist , 2 days ago
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RE: How Accurate Is My DIY Heat Loss Calculation?
@kilgorexv definitely a larger inverter will help and m...
By AndrewJ , 4 days ago
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RE: Adventures in heat loss calculations
@rob-of-york — thanks for posting this, all very useful...
By cathodeRay , 4 days ago
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RE: Surface mount or bury primaries for heat pump installation?
The installation is almost done! I've written up two ...
By tomasmcguinness , 4 days ago
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RE: Switch suitable to change between two inverter CT's
Last winter my battery ,32KWh, could run the house com...
By Jancold , 5 days ago
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RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
Agree with Major. And even if I was very happy with ...
By Batpred , 5 days ago
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RE: Is the "divide by 2900" rule still valid?
There is another estimator that you could use, a formul...
By Rob of York , 5 days 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 , 7 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 , 1 week ago



