Last seen: Oct 7, 2025
Thanks for posting this, it's really useful, especially on the total cost of your system + installation costs. That's what always gets me - I know I'm...
They've all tooled up for 2030. Switching to a 2035 roadmap now, only for a potential Labour government to change it back to 2030 in 2 years would be ...
@allyfish Yeah, the Cosy tariff is particularly interesting with its two cheap periods: it means that I can charge the same battery twice a day, effec...
One thing to consider about buying a larger battery with the intention of charging cheaply overnight is how fast the battery is able to charge. If you...
My thinking was the same as yours - keep the battery on the DC side as there's one fewer AC/DC conversion loss. In my experience, the one-way loss i...
Selling electricity below wholesale cost at any given time is surely not economical in the long run, but I'd imagine that most people aren't as "savvy...
What have folks here made so far? My net electricity cost (i.e. import + standing charge - export) for my first month on Flux has been -£61.26 includi...
@noob Nope, I have a similar setup to you (full EV rather than PHEV is the main difference I think) and it's the same for me. Flux in summer and Go in...
Thanks! I'll be patient then and wait for my bill. Got a few things going to estimate it already, but it would be nice to know how accurate my calcs a...
I just signed up to Flux as the numbers made loads of sense for me (I'll be a net exporter for at least until September and have a battery too). Whe...
@Kev-M Understood - thanks for the clarification! Not pedantic at all and I'm always happy to be corrected 🙂 I do have a power trace and it does in...
I actually have some data on this from my own system: Hopefully you can see this rather ugly graph. What it shows is the flow and return temperatu...
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RE: New Fogstar 15.5kWh upright solution
It could be an app working via Bluetooth or windows sof...
By Batpred , 27 minutes ago
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RE: Midea ASHP – how to set weather compensation
@pash44pump - pull the data from the data loggers and s...
By cathodeRay , 2 hours ago
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RE: How good is the app support for your heat pump?
We use the Vaillant app and it does everything we need....
By Judith , 4 hours ago
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RE: Pump and Esbe mixing valve for UFH
So my next question is about calculating pressure loss ...
By AndyCoo , 4 hours ago
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RE: 5 Star Service from Havenwise
@hcas majordennis is on the money for me in terms of wh...
By benson , 4 hours ago
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RE: Low COP and unevenly heated rooms with 12kW Samsung AE120MXTPEH / AE260TNWTEH
Im going to try to take a practical approach to this, i...
By JamesPa , 8 hours ago
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Even that may not be enough. Air can still collect, it...
By JamesPa , 8 hours ago
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RE: Should Our Water Circulation Pump Be Configured to Run All The Time?
The Grant engineer has given you the correct informatio...
By Pirate Rich , 8 hours ago
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RE: Large heat pump options for church building
I would look at the Panasonic R290 M series large units...
By Andy-e , 10 hours ago
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RE: Havenwise App Help & Forum Support – Get the Most from Your Heat Pump
@hcas Thank you.
By Morgan , 11 hours ago
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RE: Say hello and introduce yourself
There are few heat-network schemes in UK @chris12 but I...
By Transparent , 12 hours ago
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RE: Aira Heat Pump: Stylish Scandinavian Heating
@steelbadger really interesting to see an Aira unit on ...
By MikeH , 12 hours ago
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RE: Widespread failure of insulation installation
@jeff Along with a phone-in on BBC Radio Four today, mu...
By Toodles , 1 day ago
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RE: What is the Heat Geek Guarantee?
@editor Thanks Mars, it is encouraging that Heat Geek a...
By colinc , 1 day ago
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RE: Renewables & Heat Pumps in the News
Love the thought of it! simplification and sometimes me...
By Batpred , 1 day ago
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RE: Help me keep the faith with my air source heat pump installation
@adamk Will not even get started... The power of the ...
By Batpred , 1 day ago
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Sounds like you got it working for monitoring! With wel...
By Batpred , 1 day ago
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RE: Are We Sleepwalking Into Another Race to the Bottom?
Thank you Aadil. We appreciate you taking the time to r...
By Mars , 1 day ago
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RE: Isolating the system for a planned power cut
@batpred - that Solis installation page is too vague. ...
By Transparent , 1 day ago