Last seen: Nov 7, 2025
With 8p electric you can't go wrong! I can't quite make the case for a battery work so get 7 hrs of electric at 7p and the rest full price, on eon ne...
That's interesting. I suppose youbl are experimenting with/testing how to get the best out of an oversized heat pump. If so are you in a position...
You are right but ... Adias aren't trvs. They vary the flow rate much like turning an lsv up and down does, effectively auto balancing. They then lay...
This will differ from house to house depending on how it's set up. Because the octopus user manual is heavily dumbed down it's impossible to tell wha...
The cycling suggests that there may be scope to reduce the WC a bit. This should give a performance improvement overall, although you may not immedi...
Yes if it results in the heat pump being cycled on and off, which clearly it does. In this circumstance it's the average you need to think about whi...
Between 0 and 4 it appears to be cycling with an average power in of 0.8kW and an OAT of 5C. Why do you think this is high. It suggests about 3kW to...
The secret to this is (a) turn all or most of the TRVs to maximum and (b) balancing the radiators. Same as any open loop heating. Its a bit tediou...
Fair comment. I have a feeling that ratings more generally have become subject to fears over liability. Its utter rubbish, but can you prove it? ...
If there is any way you can determine daily oil consumption (with date) through the season I suggest you do so. Ideally run your oil boiler for the s...
Good plan and pretty much what I did in the end (there were still 4 rad upgrades to be done by the installer when I got the heat pump installed, but I...
Sure. Mitsubishi ilife2 slim is the one Ive got. Panasonic do something similar. Myson ivector is another, Smiths Ecovector a low end one. Jaga Str...
Latest Posts
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RE: My DIY Heat Pump installation
@temperature_gradient Building regs I had my initial...
By Polar bear , 8 hours ago
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This is a plot from a Shelly EM monitoring the supply t...
By Ubert767 , 8 hours ago
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RE: Testing new controls/monitoring for Midea Clone ASHP
Hi again all, Just to update on this... I've now ad...
By benson , 10 hours ago
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RE: Request for feedback on where we're at with our quest to get an ASHP or ideas.
thanks, heatpunk looks great, being able to do the calc...
By giryan , 11 hours ago
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RE: Is Your House Warmer Upstairs Than Downstairs?
Why arent you expecting them to make much difference. ...
By JamesPa , 11 hours ago
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RE: Oil Boiler & Heat Pump Hybrid System
@paultheheating I wonder if you are being a bit pessimi...
By GrahamF , 11 hours ago
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@toodles sounds good. I started with cosy but then plug...
By Eliuccio , 11 hours ago
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RE: Aira Heat Pump: Stylish Scandinavian Heating
It has been just over a year since we changed over to a...
By npru , 13 hours ago
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RE: Grant 13kW Aerona3 - issues getting zones to temp
He showed me a photo of 5-10l/min. However a...
By Crimson , 14 hours ago
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RE: Finding a Thermostatic Shower Valve That Works with Heat Pump Systems
@morgan I should just have written ‘Mea Culpa’ shouldn’...
By Toodles , 15 hours ago
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RE: Are We Sleepwalking Into Another Race to the Bottom?
'We learn from history that we do not learn from histor...
By Lawrence Leask FInstR , 15 hours ago
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Mitsubishi Ecodan FTC7 Legionella date set
I can set the number of days between Legionella cycles ...
By DRB01 , 20 hours ago
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RE: When to use Octopus Intelligent Go tariff with my heat pump and battery
@treewizard Yes, I like the extra facilities that NetZe...
By Toodles , 22 hours ago
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RE: Help me keep the faith with my air source heat pump installation
@adamk downstairs rads are less prone to airlocks, you ...
By AgentGeorge , 23 hours ago
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RE: My Octopus Cosy 6 Heat Pump Journey: From Quote to Completion
@editor thanks for highlighting my name. Yes I did get ...
By Chansug , 1 day ago
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RE: balancing radiators with a mixture of different size pipework and a few undersize rads.
@editor Thanks for your input Mars. No I think the comm...
By baxtDave , 2 days ago
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RE: Rate the quality of your heat pump design and installation
We’re looking to expand our list of recommended list of...
By Mars , 2 days ago
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RE: RDSAP10 effect on existing heat pump EPC rating?
@transparent Along with the right workers, they can’t b...
By Toodles , 2 days ago
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RE: Midea ASHP – how to set weather compensation
I have just looked at my heat pump 'long interval' (27 ...
By cathodeRay , 2 days ago
