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Last seen: Oct 14, 2026
Indeed. If the primaries are not big enough to carry the heat into the property, heat loss due to poor insulation is the last of your worries as there...
Sorry, not sure I can help. I only use Daily schedules which only apply to DHW. We use a programmable third party room thermostat to control heating O...
How big is your proposed solar array? I have 7.2kWp array and a 5kW export limit, and it's not overly limiting with a bit of careful battery managem...
I'll go with the standard grey open cell foam insulation you see indoors (as it's protected from UV), with the normal 45deg cut corners. Surely they c...
For our usage, I estimate I may save around £12 during the winter months for Fixed Cosy vs the Cosy Oct 2025 pricing, so not enough of a saving to cov...
You are correct that the Samsung docs recommend a minimum system volume of 50L, but note the key word there is minimum. In reality, the system volume ...
Interesting, but IOF is so much better for us in summer, I will need to calculate if the saving would offset the £25 early exit fee to switch in sprin...
Our region has increased to 14.794p which is a 14.6% increase, notified in a letter from Octopus that states "Energy prices will rise 1-2% for most ho...
Agreed, and I'm in no way trying to defend poor system design or the use of buffers, just trying to rationalise why some installers choose to use buff...
3: For retrofits, installers have no clue what existing pipework they are working with, what flow restrictions they may encounter and what head pressu...
MCS SCOP 3.84 (design LWT of 47C) Actual real world SCOP 3.75 (running LWTs of 32-35C) So despite running significantly lower LWTs, real world SCO...
I think you need to be sure you are comparing like for like. It is true that you can buy a Fogstar 16kWh battery for around £1750 whilst a comparabl...
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Degrees of Separation
Latest Posts
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RE: Heat Geek installations: share your experiences
one thing i learnt from reading people’s comments and e...
By Batpred , 1 hour 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 , 3 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 , 4 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 , 4 hours ago
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@bobflux Thank you for your response. I am trying to ...
By RonV. , 4 hours ago
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This post is about how I successfully configured a buff...
By Tony.Stolz , 8 hours ago
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The installer visited yesterday and suggested the noise...
By JamesChatz , 9 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 , 11 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 , 12 hours ago
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RE: How should the Boiler Upgrade Scheme be reformed?
@temperature_gradient Isn't that just describing a regu...
By Prunus , 13 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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