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Last seen: May 10, 2026
Yep. It is really important to remember that tariffs like Go bear no resemblance to reality. Octopus have warned manufacturers about designing syst...
You can't be on Octopus Go and Outgoing Octopus. So if you wanted to use a time of use tariff for charging batteries you would have to use Agile Octop...
FTC is the Mitsubishi Flow Temperature Controller. It is the standard Mitsubishi controller for heat pumps. It has been upgraded lots of times over...
Spot prices for UK gas have hit a two week low at 275 as i type. Fallen dramatically over the last few days. Well below the peak we saw in Decemb...
Perhaps controversial..... I would go as far as scrapping the new boiler upgrade scheme. The government has already said in their own analysis that...
It is a two day residential group course where you get to make and build a turbine on site as a group including food and accommodation. Everyone on...
@editor They do a variety of courses on different subjects. Interesting place to visit and chat to people generally
Any idea how many years the batteries in these devices last? Are they replaceable?
I can't help thinking your log burners and a very manual solution using a diesel generator (using HVO from your tank) and some extension leads would b...
@editor Putting aside environmental questions for one moment. At current peak electricity rates unless you happen to be on a good fixed rate, it ...
Interesting. I take the view that it is the responsibility of the network operators to harden the resilience of the grid to power outages, not home ow...
An honest question, whatever the cost, wouldn't it be better to spend the money on more battery capacity or other efficiency work? I struggle to se...
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RE: Debugging my legionella immersion heater
To conclude this story, I hadn't realised that immersio...
By Prunus , 1 hour ago
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RE: Setback savings - fact or fiction?
You are right to be intrigued by it IMHO. SOFAIK it is...
By JamesPa , 5 hours ago
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RE: Octopus Cosy Heat Pump Owners & Discussion Thread
@swwils there is no logic to oversizing a heat pump. It...
By AgentGeorge , 7 hours ago
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RE: Vaillant Sensocomfort Time
Thank youy for the pointer. I think I have managed to ...
By ispookie666 , 22 hours ago
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RE: Forum updates, announcements & issues
I have been doing a lot of work on the site lately and ...
By Mars , 22 hours ago
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@majordennisbloodnok good advice, thanks for that.
By David999 , 1 day ago
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RE: My Grant R290 9kW Heat Pump Installation
I am following this thread with great interest and than...
By TaffontheTaff , 1 day ago
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RE: Sizing an ASHP; Heat loss and kW
You can't measure heat loss with a website. But you ca...
By JamesPa , 2 days ago
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RE: Estimating true heat loss from twelve months of consumption data
@ian33a — I have a sort of residual interest in this pr...
By cathodeRay , 2 days ago
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Hi, Thank you. So its a Daikin Altherma 3M...
By Lbart68 , 2 days ago
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I have a Contactum CU. Would the below RCBO (descriptio...
By Batpred , 2 days ago
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RE: Samsung gen 7 HP 12kw - auto control issue and water law
@chainreaction Agree with @broadsman , it seems many ...
By Batpred , 2 days ago
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RE: Anyone concerned about GivEnergy?
@transparent Thank you and appreciate your timely reply...
By SUNNYSKIES , 2 days ago
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RE: Grant Aeona 3 R32 cycling with weather compensation.
The hot water heating looks normal. The heat transfer ...
By GrahamF , 2 days ago



