Last seen: Oct 27, 2025
We had our gas meter taken out by Octopus a few months ago. It’s a plastic pipe rising up, capped off with a metal cap. The bit ringed in red is the...
We heat our 10yr old solar tank with a gshp. It used to just heat the top coil with up to 55C flow, getting the water tank to ‘maybe’ 43C. In the No...
I think as gas and oil boilers get phased out, low install cost heat storage solutions will seem too attractive on Octopus go - so I agree, Octopus wo...
@jvs197 I suggest that you experiment with your present gas system, so that you can determine how well an ashp could work. It’s what I did before i...
We swapped to a HP 2 years ago, after running a regular gas boiler for many years. We have smart meters, so could correlate daily gas kWh with the out...
s The rule of thumb I’ve seen has been total yearly kWh/2000 gives the peak power in kW. It works for us- but would give 36000/2000=18kW. Are you ...
Yes, probably it does matter, depending on the rest of your system. If you have a heat exchanger, it's likely using it the wrong way around, which wi...
There are so many insurance options these days, which I believe most people would be better off without. Bike, phone, washing m/c, heating system, pe...
Once you've cut out the compressor, will there be swarf in the cut pipes? If it's stored badly, will the sump oil get water in it which turns it to a...
Correct me if I'm wrong, but is heatmiser an on/off thermostat type controller? Can you describe your GSHP a bit more: Make / model /power? Is it...
I can't think of a single reason why you would want to operate a counterflow heat exchanger the wrong way around, the inefficient parallel way, in a h...
@transparent I'm "listening" eagerly to this thread too! We have old 4kWp FIT PV with an MCS form, and I now have dno approval for an additional, ...
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RE: Commencing on an ASHP Installation Process
Me too, but I think we are in the minority. Most homeo...
By JamesPa , 1 hour ago
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RE: Electricity price predictions
Simple article with a DENZ graph showing how gas which ...
By Jeff , 1 hour ago
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RE: 10kw heat pump run in 24*7 data?
Thats really helpful as it clearly says target 49C. So...
By JamesPa , 1 hour ago
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Power Cut - Heat Pump Evaporator Iced Up
We have just had a power cut and 1 hour later power was...
By trebor12345 , 2 hours ago
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RE: Buffer tank bypass on EDF Ideal heat pump installation
Well I can try the valving which can be undone so I don...
By KevB , 4 hours ago
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@sand Yes. The COP is reported and you can split it int...
By bontwoody , 4 hours ago
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RE: Why Millions of UK Homes Struggle With Heat Pumps
A few weeks ago, I was having a discussion with someone...
By Majordennisbloodnok , 5 hours ago
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RE: Don’t Install a Heat Pump Until You Read This
@davidnolan22 Inspired by someone on buildhub I asked C...
By JamesPa , 5 hours ago
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RE: Help me keep the faith with my air source heat pump installation
@adamk Hi I see you posted on openenergymon...
By JamesPa , 7 hours ago
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RE: Octopus Cosy Heat Pump Owners & Discussion Thread
Often the default password is in the installation manua...
By JamesPa , 7 hours ago
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RE: Cashback Incentives That Reward Shorter Heat Pump Warranties
@andrewj Indeed, ’Appalling’ is a rather mild term for ...
By Toodles , 7 hours ago
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RE: British Gas vs Octopus Energy vs Heat Geek vs EDF vs Aira
@editor When do “Mars Heat Pump Installation and Servic...
By Toodles , 8 hours ago
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@morgan Likewise, I realise that some readers will appr...
By Toodles , 8 hours ago
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A Smarter Smart Controller from Homely?
I received an email from Homely this morning enquiring ...
By Toodles , 9 hours ago
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RE: Grant Aerona 3 and Drayton system questions
Yes in general terms (obviously I cant tell if its exac...
By JamesPa , 11 hours ago
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Yes, the Grundfos pump has a built in timer. However, t...
By DavidAlgarve , 12 hours ago
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RE: Heat Pump on Flat Roof Low Frequency Noise from Detached Neighbor
1) talk to your neighbour, that's unacceptable noise, a...
By davidnolan22 , 13 hours ago
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Ecodan - Flow temperature spiking causing shutdown
Hi everyone, looking for some help. I am in a new bu...
By Gl3484 , 1 day ago
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Solis AI is on the right track to leverage the battery:...
By Batpred , 1 day ago
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RE: Grant 13kW Aerona3 - issues getting zones to temp
Thanks James, its honestly hard to keep it tog...
By Crimson , 1 day ago


