Last seen: Jan 6, 2026
@mairia Firstly its good to heat that cancelling setback improved things most of the time. Very cold weather is of course the strongest test. Ye...
@newhouse87 I have changed the title of this thread to specify the make. In most cases the only turnkey app for heat pump remote control that wont al...
OK so you have read the introduction. As @majordennisbloodnok said this takes time. You have come to this at a great period for adjusting things, bu...
So in simple terms triVAI is designed for a hybrid system, ie one combining a heat pump and another source (usually a boiler). If you haven't got a h...
@green_fox If you are new to heat pumps can I suggest you read this introduction. You need to forget almost everything you thought you knew about r...
You are doing well in January. Dec COP with my Vaillant was 4.2 which is also a typical SCOP for me. Jan so far 3.2. I suspect the fact I run in 'l...
I am not an ecodan expert but my instinct would be to say yes. Failure to defrost can cause a death spiral and leave your heat pump in a position whe...
That was what confused me! The heat pump FT is doing what you would expect.
I expect its something Octopus are looking at. Given the scale of their operation any way to shorten the installation process and make it more robust...
@batpred Thanks. I wasnt contemplating a self build battery, life is too short. Thanks for the info on UKPN, will check their site. @old_scient...
@bash Thats very helpful thanks, maybe I will just put together a G99 application (my DNO is UKPN) and see what happens! Im really hoping that by bu...
@andbeck Couple of questions and a thought: I cant actually work out in the plot which line is the DHW temperature and which the heat pump flow ...
Latest Posts
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Hot water heating in parallel with space heating
One of the downsides of most ASHP installations (compar...
By Temperature_Gradient , 17 minutes ago
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RE: Recommended home battery inverters + regulatory matters - help requested
James asked: "Can anyone outline (or point me at) the...
By Transparent , 1 hour ago
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RE: Heat pump not reaching flow temperature
@johnd, what you’re experiencing is common with air sou...
By Mars , 2 hours ago
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RE: Gen 6 Samsung ASHP losing 20C of DHW in 60 min directly after generation
@ecobaker Thanks for this. I've had it in both slots. ...
By andbeck , 2 hours ago
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RE: Air source heat pump circuit not operational
Welcome to the forums. If the thermostat shows it’s c...
By Mars , 2 hours ago
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RE: Daikin Atherma ASHP Cycling 6 Times an Hour?
From what you describe, it sounds like you’ve done a so...
By Mars , 2 hours ago
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RE: New Fogstar 15.5kWh upright solution
Of course it is not helpful to frogstar fan club member...
By Batpred , 3 hours ago
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RE: Ecodan with FTC7 - True Weather Compensation
@danwright90 I've linked two videos below recorded this...
By Sheriff Fatman , 4 hours ago
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@steelbadger, I’ve pretty much decided now that there’s...
By Majordennisbloodnok , 5 hours ago
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RE: Advice for a novice on Mitsubishi Ecodan 6kW
That makes plenty of sense. Perhaps more importantly, O...
By Majordennisbloodnok , 6 hours ago
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RE: ASHP Energy Consumption: Aira 12kW heat pump
@downfield Likewise we are also retired and want a warm...
By Wally , 8 hours ago
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RE: Octopus Cosy Heat Pump Owners & Discussion Thread
It does but it almost all applies to boiler systems and...
By JamesPa , 9 hours ago
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RE: Installer Fitted 9kW Instead of 11kW Heat Pump and Changed MCS Paperwork - What do I do?
So theres a problem for starters. This means that the ...
By JamesPa , 10 hours ago
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RE: Insulating a pitched roof with kingspan, has anyone done it?
Thank you everyone for all of the information, it looks...
By TRBob , 1 day ago
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RE: Solar Power Output – Let’s Compare Generation Figures
@transparent Yep, they didn’t even mention it. When ...
By Papahuhu , 1 day ago
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RE: Setback savings - fact or fiction?
They are lovely, and I feel lucky to live in one, but t...
By cathodeRay , 1 day ago
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RE: Who's your electricity provider and what's your tariff?
Worth adding that, for this tariff, the Octopus app has...
By Batpred , 1 day ago
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RE: APP for remote Daikin ASHP Operation
Thanks, @newhouse87. Understood. I was only asking on...
By Majordennisbloodnok , 1 day ago
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@mike-patrick A propos, I think my heat pump generates ...
By dr_dongle , 1 day ago
