Last seen: May 22, 2025
Our 7kW Vaillant is also performing better than expected in that October gave us an average COP of 5.8 and extrapolating from spot calculations would ...
Since I might have to save my pennies to afford our electric bill 🤣 I won’t be subscribing to the FT any time soon. But their reporting is usu...
Our UFH feels warm to the toes when running at 24C, but I have sensitive toes(!) What floor covering do you have on the floor? Only ceramic tile wil...
@homonid answering the simplest aspect of your questions only. If you draw peak currents which could be higher than the inverter output then your top-...
You need to use Heat Geek, BG or Octopus to be certain of no buffer. You may get a volumiser (smaller tank in series) depending on your system. Don’t ...
Cosy is a construct to win over ashp owners and if you compare it to the agile prices (again as shown by energy stats) you can see how they fit it int...
Another input on correlation of low price with green fuel (or lack of it) is Octopus green days/p> This is a screen capture of the last 50days again...
I too understand reflection factors from a mW communications background and their use is completely inappropriate for water flow along pipes. Keeping ...
This is a more technical description by axleand I’m sure I’ve read a comprehensive description on Linked in without as much gush(easy to have less gus...
Perhaps I’ve missed key points in this discussion but why would the OIT-IAT vary with how hard the pump is working in the general case? I can unders...
I started off thinking of a battery need as to provide all 24hrs of electricity usage. But that not the right approach for us and since the battery al...
We’re on Vaillant’s 0.55 curve which means 42C at -2C and around 30C at an OAT of 15C. The pump cycles about once an hour once it’s warmed up the ho...
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Latest Posts
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RE: Heat pump installation and BUS Grant timings
@johnmo Hi, looks like i might be getting the schemes...
By StuChi , 2 hours ago
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RE: Home energy storage & battery register
I totally agree that self install is certainly going to...
By Abernyte , 3 hours ago
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Check the detailed specs. 7kW Vaillant is actually 8kW...
By JamesPa , 4 hours ago
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RE: Jokes and fun posts about heat pumps and renewables
@transparent ‘Protein’s extra Luv’.
By Toodles , 5 hours ago
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RE: Getting the best out of a heat pump - is Homely a possible answer?
@johnnyb I was on Smart, mostly because I was on Agile ...
By Arundalep , 18 hours ago
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RE: Forum updates, announcements & issues
@editor Fairy Nuff Mars, I doubt that my ramblings woul...
By Toodles , 24 hours ago
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RE: Antifreeze top up for my heat pump - is this a rip off?
@johnmo You are correct, standard Ethylene glycol used ...
By Brendon Uys , 1 day ago
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RE: Confusion about heat pump sizing
We’ve published a deep dive into heat pump sizing, and ...
By Mars , 1 day ago
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We’ve published a deep dive into heat pump sizing, and ...
By Mars , 1 day ago
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RE: Kensa GSHP finally installed - now to start the optimisation process
Just had a quick scan of the manual and should be weath...
By Johnmo , 2 days ago
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RE: Potentially more choice including air to air heat pump grants
Hi all, I agree, the consultation documents are alway...
By madbilly , 2 days ago
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RE: Commencing on an ASHP Installation Process
I think those are pretty much the standard figures that...
By JamesPa , 2 days ago
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RE: Load Compensation and Weather Compensation
I think that maybe what the adia thermal system does, b...
By JamesPa , 2 days ago
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RE: Enabling WiFi: Samsung ASHP on Smart Things App
@old_scientist @profzarkov thanks to you both for the v...
By Grahamh-uk , 2 days ago
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RE: Nibe F2040 periodic warm water increase fails
@tribol here's an official reply from NIBE on your case...
By Mars , 2 days ago
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RE: Vaillant & OVO partner up to offer Heat Pump Plus
@ecodan-efficiency On the other hand, the fact that the...
By Richard24738 , 3 days ago
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RE: How accurate was your heat loss survey?
@scalextrix for our house 1950s detached the air leakag...
By Judith , 3 days ago
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RE: Air Changes per Hour - ACH and the MCS requirement
@matwin If you plan to commission one it might b...
By JamesPa , 4 days ago