Last seen: Sep 20, 2025
@mike-h Yes, I was aware it's not ideal, as discussed in this article: The installers insist on a volumiser (a) to ensure the minimum volume is a...
Yes, it really is a volumiser (2 pipe tank), and it is located on the primary 28mm return to the ASHP as shown here: so is on the return for both ...
Agreed, even a 5kW battery would allow one to charge at 11p and avoid importing at 34p during the peak period, plus it gives added comfort and conveni...
I am so relieved to find this thread and discover that I am not the only person obsessed with this - Like Steve, I have no issue with looking at the d...
Yes, we have a 50L volumiser installed, and our radiators can emit the minimum heat output at flow temps of 33-34C, so this is as low as we can go.
Interesting @mike-h. When I first looked at Cosy, it didn't appeal and we went with Agile. I'm not sure if they have changed the time slots and the di...
@steve81uk We are all radiators, no UFH so do not benefit of the thermal mass associated with the latter. Further, our new internal wall insulation (I...
I have an oversized Samsung 12kW heat pump, 3.64kW solar, but no batteries, and this new Cosy tariff has caught my interest. For anyone with batteries...
@ecobaker absolutely correct - I'd only manually kick in the immersion when prices turn negative, so (a) I can store energy by heating DHW as high as ...
@ecobaker Thanks. Hopefully we may have some cheap pricing slots on Agile this weekend, so I will be able to have a play and observe how these setting...
@transparent thanks for the info and links - I will certainly have a read through. I am definitely not adverse to the idea of DIY battery storage. T...
@transparent - ASHP install was completed last week. As with many others, I am now a member of the over-sized ASHP group. I had estimated we needed ...
Latest Posts
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The new rate for OE’s Cosy Tariff from October suggests...
By Toodles , 5 minutes ago
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RE: Who's your electricity provider and what's your tariff?
@andrew-j-h There are two things in life that are certa...
By Toodles , 37 minutes ago
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RE: Repiping and Reconfiguring our Heat Pump System Including Removing the Buffer Tank
Honestly I think that's a waste of time in almost all c...
By JamesPa , 2 hours ago
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RE: Testing new controls/monitoring for Midea Clone ASHP
@cathoderay I was also sceptical but my installer was v...
By Papahuhu , 3 hours ago
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RE: Boxt Heat Pump Installation Experience
Glad to hear another mostly positive review of BOXT, as...
By Ashfp , 3 hours ago
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RE: Which temperature sensor for a Steibel buffer and Ecodan?
@ashp-bobba might be able to help as an Ecodan expert.
By Mars , 6 hours ago
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RE: Help me keep the faith with my air source heat pump installation
I'm sure you are right, I was just trying to understand...
By JamesPa , 7 hours ago
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RE: Preparing for 2nd winter in new build house.
Yuch! So that's basically just an on/off control. I...
By Transparent , 1 day ago
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How to Zone with a Single Room with UFH
Hi all, I am currently looking at a project ...
By Renewables345 , 1 day ago
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Good day everyone. I'm new here and have a few question...
By Edin67 , 1 day ago
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RE: Say hello and introduce yourself
@transparent Morning. Just put a lengthy post on the AS...
By sbm74 , 1 day ago
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RE: MCS certificate SCOP vs real-world performance
That may be contributing to lower than expected SCOP. ...
By JamesPa , 2 days ago
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RE: Mitsu PAR-WT60R Wireless Controller - options
How it does it's job is something of a mystery although...
By Abernyte , 2 days ago
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RE: Powerwall 3 or Myenergi or something else?
Yes I was thinking of outdoor, IP65 batteries with buil...
By Temperature_Gradient , 2 days ago
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@jamespa Thanks. Yeah any adjustments Ive made at pr...
By cliffhanger , 2 days ago
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RE: How to choose Towel Rails for an ASHP
@rob-nezard yes absolutely. Here is the link and a pho...
By GrahamF , 4 days ago
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@mixergy Thanks for the update, I would appreciate some...
By bontwoody , 4 days ago
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RE: Is Your Broadband Router the Weak Link in Your High-Tech Home?
Unfortunately I'm not that well connected 😂 ...
By Scalextrix , 4 days ago
