Last seen: Oct 2, 2025
Octopus removed our gas meter for free a couple of years ago - leaving a capped plastic pipe sticking out of the ground inside the old meter box. I k...
If you get windows replaced, then I think it's well worth getting low U value units in whatever the frames are. It's not simply 3G is better than 2G;...
As I understand it, if a slowly rising common mode DC is passed through the AC only type of RCDs then it will saturate the core in it, and then it can...
We have two car chargers with different plugs🙄 - a 32A one and a 10A one. The larger one is fed with 6mm2 cable from its own tiny CU (looks j...
I’ve seen our mains voltage very high on occasion, but I’ve never known anything happen due to it. We get 253V on a sunny day here - I looked in the ...
There’s no definitive magic deltaT for a heatpump, just pragmatic ‘generally optimum’. If you put more power into the water pump, the deltaT will redu...
That 2.5% cost increase every degC corresponds to my home-made graph pretty accurately. I was confused by the graph above at first, but then I unders...
Technically I could perhaps be called a heat pump designer, having designed and built the one gshp system that has heated our home for 3 years. It’s ...
Why do panels get damaged if not connected? When they are normally in the sun, they get 800W/m^2 evenly distributed, and they warm up everywhere. S...
In the solar panels. On a nice sunny day, a square metre of panels would get 1kW from the sun. Of this we might expect 200W of electical power if...
We had our gas meter removed too by Octopus, for free. It took the guy 20 minutes to do - he turned off the incoming gas lever in our cabinet, remove...
I notice on a pic on page 2 what looks like heatpump gubbins (buffer, tank, pump, pipes) in a cold ventilated loft? How much insulation is there in ...
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So my plans when installing the 8kw solis and 16kwh sep...
By Batpred , 40 minutes ago
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RE: Electricity price predictions
I forgot to comment on the government referring to Sili...
By Batpred , 3 hours ago
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RE: Options on flushing my system
@editor Yeah I watched the episode and am probably goin...
By Grantmethestrength , 3 hours ago
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RE: Rate the quality of your heat pump design and installation
@bimbleuk good to hear a good install story!
By Grantmethestrength , 4 hours ago
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RE: Help me keep the faith with my air source heat pump installation
If you screw them right down yes, but not if you don't....
By JamesPa , 6 hours ago
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RE: Daikin Octopus installation update - I saw my first defrost. 😍😂
@toodles Useful reply and because Heat Geek mentioned i...
By bimbleuk , 7 hours ago
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RE: How good is the app support for your heat pump?
Yes. Personally I would only use a heating control app ...
By Batpred , 7 hours ago
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RE: Replacing knackered oil boiler with Samsung ASHP - Perthshire
The Legionella disinfection is done by the immersion he...
By Mike H , 8 hours ago
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RE: Renewables & Heat Pumps in the News
@transparent Yup, should have been better to say, wh...
By Batpred , 8 hours ago
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RE: Forum updates, announcements & issues
@editor Hardly worth taking up the memory space for a p...
By Toodles , 9 hours ago
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RE: Samsung Heat Pump – Can't Activate TW2 Pipe Sensor (for Delta T Control)
@bubuontheweb Very useful to know, and I can feel th...
By Batpred , 10 hours ago
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RE: How to add a new topic to the forums & unsubscribe from forum email notifications
@old_scientist, that doesn't exist presently... I will ...
By Mars , 10 hours ago
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When will fusion be producing energy?
We got on a sidetrack elsewhere but best to create it h...
By Batpred , 10 hours ago
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RE: Rodents! A word of warning for heat pump owners
Useful and timely reminder!
By Tim441 , 11 hours ago
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RE: Renewable Heating Hub Homeowners' Q&A Podcast
@lucia, I appreciate the feedback, and we’ve received a...
By Mars , 17 hours ago
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RE: Grant 13kW Aerona3 - issues getting zones to temp
I hope out of all of this that I can run the system at ...
By Crimson , 17 hours ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
Daikin Altherma 3M - 4kW (R32 2022 Release) (EDLA04E2V3...
By bimbleuk , 17 hours ago
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RE: Twin 10kw Grant Aerona Volumiser Tanks using lots of power
The Grant Aerona3 external volumisers are insulated uni...
By Grantmethestrength , 1 day ago