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Last seen: Mar 20, 2026
My HG non ZD quote was £15000, ZD done few month later £14700, both didn't include any rads/pipes updates, both included new cylinder 170/200L, as I w...
@f1p Might be normalmy numbers 3+ year old powerwall 2, last 12 months:3.24MWh in, 2.85Mwh out, ~0.88% round efficiency trip, around ~1.07kWh per daye...
this is why I provided current flow temperatures in the prompt and dt at different pump speeds and asked to do calculation of the existing flow. LLMs ...
@editor It is based on my property, I described my heating system open loop + UFH + radiators on 8mm microbore, indoor temperatures, current Gas boile...
@editor how about a video "ChatGPT vs average heating engineer". 🤣 So I did an experiment and asked ChatGPT for HP size recommendation and wo...
As another example, just got off the call with a partner of EDF Heat pumps, they (26 years of experience fitting heat pumps from their words) wouldn't...
@editor You are absolutely right in pricing, but it is not software inflated the price, it is the installer inflated price, he has plenty of work comi...
Octopus won't not touch my house because of microbore, company policy, the survey guy said, because the loss is low microbore is not a problem, but Oc...
Let' start with first thing first, HG is a startup, they are creating a software platform with the aim to sell it and make money for themselves and th...
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Latest Posts
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RE: Tesla Powerwall (2) Calibration Cycles
@old_scientist You mean you didn’t know about that secr...
By Toodles , 10 hours ago
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RE: Replacing Storage Heaters with a Heat Pump in a Stone Cottage
That sounds like a better approach (being able to see a...
By cathodeRay , 11 hours ago
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RE: DIY Heat Pump Installations: Navigating Legal and Regulatory Hurdles
Thanks for the reference @jamespa I can't see any te...
By Transparent , 12 hours ago
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RE: battery storage without solar
Indeed, current on the grid input = current used for ch...
By bobflux , 13 hours ago
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RE: Who's your electricity provider and what's your tariff?
@papahuhu @papahuhu A lot of tears and sweat went into ...
By Andris , 15 hours ago
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RE: Getting closer to a finished Haier system
Very nice! Congratulations. Big MLC looks neat whe...
By bobflux , 20 hours ago
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RE: Solar Power Output – Let’s Compare Generation Figures
We have the same problem, 12 mature trees clip the morn...
By Papahuhu , 1 day ago
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RE: Solis inverters S6-EH1P: pros and cons and battery options
I had a battery and inverter installed a while ago, my ...
By Batpred , 2 days ago
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RE: Is This Initial Free Quote From Octopus Trusted Partner Reasonable?
@ltron2 The EPC on our house is A-92, however that i...
By Rob of York , 2 days ago
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RE: Heat pump branding. Clever, contemporary… or a bit too much?
The layout is confusing - much better like this: We b...
By downfield , 3 days ago
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RE: Is it just me, or does tradesperson timekeeping and communication drive you absolutely mad?
My experience, backed up by opinions from various frien...
By Majordennisbloodnok , 3 days ago
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RE: Analysis of the economics of switching to an A2W ASHP compared to other heat sources
I had a meeting today with a company based out of Swede...
By Mars , 3 days ago
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RE: Review your electricity provider
We were with Octopus in our old house and it was fault...
By ian33a , 3 days ago
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RE: Estimating true heat loss from twelve months of consumption data
I did, indeed, go with the 12 KW Vaillant unit.  ...
By ian33a , 4 days ago
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