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Last seen: May 31, 2026
Do your gas boiler have weather compensation? If so, enabling it will improve efficiency. I assume the boiler is huge, and can operate at high power...
@bontwoody A lot of the reason the u value doesn’t scale with 1/wall thickness is because in-situ insulation also includes air boundary layers. Tha...
We have a small gshp, and in very cold weather the glycol out can be 0C, sometimes even -6C by the end of winter in a cold snap. Our rads run at 32C ...
I’d recommend getting a smart meter, and asking for daily or finer data. The highest daily gas use in kWh, divided by 24, will be the smallest heatpu...
I have an ohme commando plug charger, and I remember the test charge was a hassle with IO go. The smets 1 smart meter we have was stated as an issue ...
150W average overnight - in order that’ll be: fridgefreezer, mvhr, ftth router, water softener, loads of standby stuff. There’s no standby stuff tha...
We’re all elec too, and on a 100A single phase fuse. I haven’t considered changing it to 3phase - it would be simple though to fit even more PV ...
I made supports out of recycled plastic lumber, aluminium, and stainless screws for our flat epdm garage roof. The lumber is 40x40x3000mm from ‘filcr...
Our hybrid inverter is a sunsynk, and while it states the SOC monitored by the (Seplos mason) battery I’m pretty sure it uses its own voltage measurem...
‘Natural’ gas energy content is usually given at the Lower Heating Value (LHV). This value is not the total chemical energy, but assumes all water cr...
The choice of refrigerant is always a compromise. So far as I'm aware, they are generally: Poisonous / High GWP / ozone depleting / flammable / sup...
Compared to having ‘natural’ gas piped continuously into a home -a permanent gas source, the tiny amount of r290 kept safely in a heatpump for many ma...
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Latest Posts
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RE: Samsung heat pump - data cable issue
I serviced my Samsung 12kW gen6 heat pump today, so whi...
By Old_Scientist , 60 minutes ago
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RE: Electricity price predictions
I agree, we will find out at the next budget whether th...
By Old_Scientist , 1 hour ago
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RE: Missing flow temperature in Heat Geek proposal
@editor I went through HG website, so should be ok for ...
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Who did the Freedom Heat Pump cloud server and what did...
By Mars , 4 hours ago
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RE: Who's your electricity provider and what's your tariff?
Reading between the lines of what octopus are doing wit...
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RE: Indevolt Batteries UK Support & Info Thread
@jamespa Years ago, I used to attend location recording...
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RE: Air to air bus grant installer anywhere
The through wall two hole ones have their place (listed...
By EtchedPixels , 6 hours ago
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I hope it goes ok, Hon can be hard to set up IF the sof...
By Graham Hendra , 8 hours ago
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@clockworks Hi, So there is a big difference between st...
By ASHP-BOBBA , 8 hours ago
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@editor wellvery comprehensive answer. I will get all i...
By Keithb , 11 hours ago
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RE: Advice on my Heat Pump Journey: Old Stone Built Detached Cottage
all good advice I will follow this up
By PaulC , 12 hours ago
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Heat of vaporization of water is 2.25 MJ/kg (0.625 kWh/...
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RE: Existing Solar Panel installation - structural roof calculation check
What will also happen is that they see that there is so...
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RE: New Vaillant aroTherm Plus in black - When will it come to the UK?
It's a great looking piece of kit and the 5kw is very q...
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