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Last seen: Jun 26, 2026
@bash we have mostly south facing rooms which would overheat if the radiators were still working on WC plus full sun. In fact in shoulder season the s...
I comparison with the 65kWh used above yesterday was only 16.kWh😆 Which is exactly 4 times less and why the seasonal average works out OK!
Thereās another thread about the Octopus 9 which has needed anti-vibration feet rather than be flat installed on a solid slab. Perhaps any outside noi...
@jamespa re when to switch back, you would have to switch back on if the battery was flat! A look out of the window would tell us whether there was an...
@jamespa you can route the off Grid port to a switch which goes to the house load. Wire your wifi to the inverter āliveā common side and the house to...
We have a Sunnyboy inverter 15years old and going strong. When we had a battery fitted which ended up being an AC system in order to leave the 4kW FIT...
This is normal. Iām a fiddler and vary the heat curve slope up and down according to to season. The Vaillant algorithm used on active (and in...
Boom, Boom!
Ben Watts posted on LinkedIn that he had updated this web page to reflect the budget
Michael de Podesta has attempted to quantify this and Iām pleased to read that for his house the better documented conclusions are in cold weather it ...
Your situation is unacceptable (imho) and your house doesnāt meet building regs. Have you told your builder you want it fixed on his snagging list or ...
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Degrees of Separation
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RE: GivEnergy inverter tripping due to over-voltage?
Yesterday i had a single overvoltage event. But that mu...
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RE: Design Of Cascade System Replacing Undersized ASHP
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RE: Summer heat is becoming the new winter cold in the UK. What are you doing about it?
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RE: Moving growatt axe batteries
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RE: Anyone have experience with Daikin Multi+ for air to air & hot water?
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By JamesPa , 1 day ago
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RE: How to heat a bathroom when using an air to air heat pump?
You can air/air a bathroom with a suitable ceiling or o...
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RE: Plug and play solar. Thoughts?
They've been extensively tested by folks like the Germa...
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RE: Electricity price predictions
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RE: vaillant arotherm plus - Failure - DHW
As expected it failed to run late yesterday with the sa...
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RE: Minimum and Zero Disrupt Heat Pump Installations
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RE: Adding additional Solar Panels to a DC coupled battery system
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