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Last seen: May 1, 2026
@jamespa Sorry I'm that late, I didn't get a reminder of having been cited, dunno howBravo! for the strikingly structured approach of yours. This is a...
@judith unfortunately, I completely missed your reply until now, very sorry!Your 18 000 kWh/y knock me out -- following my basic-arithmetics-approach...
Right, JamesPa, they don't, but me being nosy .... wanted to see if there's a chance of getting away without radiator swaps .... optimistically assumi...
Uh-oh, 85 kWh in 24 hours sum up to 3.5 kW in average .... perhaps the stove was meddling into the yearly result .... good you mention that.Anyway it ...
Nicely large radiators -- single layer or double? With zig-zag sheet metal dissipators on their back?When you live in an area with hard water, limesca...
Radiator .... and there it goes, my shiny theory .... so sorry, but at least I tried, and not having done so would be a shame. Keep anyway RT in mi...
@mairiA apologies myself since I didn't watch my e-mails by now.My concern is that your radiators could be hot on top but (worst case) stone cold at t...
Oh, how I love these old scientists!I'm in with your 5 kW -- thanks, that helped a lot.Overall, I enjoy this conversation very much.I do, while any ou...
Second thought, sorry:What I said about 6 kW instead of 7.5 kW against 10 kW, was under the assumption, that at 1600 or 1800 l oil per year the indoor...
No buffer, check.No re-pipe, check.6 kW would add up better imo, 10 kW doesn't at all. Big pump bringing a 200-day-per-year risk of too little demand ...
Er, nobody out there to support?I'm quite sure that my wild guesses won't help, but possible will provoke some reaction from people more skilled than ...
I read this thread from the beginning to its end.And then I read it again, thinking 'Did anybody mention return temperature RT? No, 'twas missed out.'...
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RE: Is Traditional Radiator Balancing Tosh?
@markspencersmith Before I offer my thoughts I am...
By JamesPa , 10 hours ago
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RE: Brown Oily Residue Blocking Air Vent and Weeping Relief Valve... Anyone Seen This?
@editor i'm SEPA Registered with a waste license, we du...
By Aventus Eco , 12 hours ago
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RE: Grant Aerona3 - Home Assistant control via Modbus
what controller are you using?
By Grantmethestrength , 14 hours ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
Manufacturer: appliances direct/superheat Model: 7Kw ...
By Adrian , 16 hours ago
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RE: Peak Energy Products V therm 16kW unit heat pump not reaching flow temperature
As a final update on this thread from me; Ribble Valley...
By DaveC , 16 hours ago
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RE: New Vaillant aroTherm Plus in black - When will it come to the UK?
Fantastic. This is all I needed. Afew planning applic...
By Batpred , 19 hours ago
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RE: Renewables & Heat Pumps in the News
Commentary on DCs and the grid in the EU. A bit on some...
By Jeff , 23 hours ago
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RE: Mitsubishi Ecodan not good enough ?
If you put a fan in a pipe you get a much more efficien...
By bobflux , 1 day ago
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RE: Mitsubishi ecodan settings
As the owner of a 8kW Ecodan R290 maybe I can help. ...
By RobS , 1 day ago
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Wall mounting makes sense. We are now looking for an in...
By Batpred , 2 days ago
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RE: Vaillant AroTherm Plus 7kW
Thank you, watson did allow me to find this one! Our ...
By Batpred , 2 days ago
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RE: Our 10 year old Grant heat pump failed
Sorry to hear. Grant seem to be selling the R290 pump...
By Batpred , 2 days ago
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RE: Jokes and fun posts about heat pumps and renewables
.. apparently with american fuel. 🙃
By Batpred , 2 days ago
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RE: The Watchdog That Watched and Waited
Spot on. The watchdog that knows how to never take the ...
By Batpred , 2 days ago
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RE: Indevolt Batteries UK Support & Info Thread
Yes, the cost difference may be marginal, if you are lu...
By Batpred , 2 days ago
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RE: Don’t Install a Heat Pump Until You Read This
In our latest update, we attempt to show what a poor he...
By Mars , 2 days ago
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RE: Heat Pump Pipe Sizing Question
No the retrofit strategy is already published. It's on...
By JamesPa , 2 days ago
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RE: Ecodan spells out end of R32 for real environmental alternative
I think I saw the answer to this on another thread but ...
By Batpred , 2 days ago
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RE: Mitsubishi Ecodan FTC6, Evohome & Economy 7. Getting Two Zones to Work Together
This is what we are trying to avoid if we go Ecodan, mu...
By Batpred , 2 days ago
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Great points, I agree it is overused. It is also a grea...
By Batpred , 2 days ago
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RE: GSHP Kaput After 16 Years: New Compressor or Switch to ASHP? Advice Welcome
On old (non inverter) compressors there’s sometimes a ‘...
By robl , 2 days ago
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RE: Octopus Cosy Heat Pump Owners & Discussion Thread
@editor It's available here -
By HarrisonC , 3 days ago
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@painter26 i am in Lightwater and midea trained. Sounds...
By Wizard , 3 days ago


