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Last seen: Feb 5, 2024
Unfortunately it does not! The data are from a Drayton Wiser system feeding into Home Assistant. I am not 100% sure what it means, but I think it rela...
@winnie-wicket hi Winnie, I'm not one of these heat pump experts, but I think what would be very useful if you had copies (or could get them online) o...
@toodles have you tried contacting Sunamp directly to see if they can put you in touch with an installer? Or maybe you could get a high temperature ...
Hey Toodles, Is it just the hot water that's the blocker for these installers, or are there other issues? What do you think your peak heat loss is? ...
@robl thanks for your detailed description of - what is to me - a novel method of estimating peak heat loss! Unfortunately I don't have a smart meter ...
@batalto It would be a useful test, and I have been running at low temps recently to try to emulate a steady state heating system*, although I feel th...
@batalto very interesting real world figures, thanks! It's not that I don't want a battery - and indeed these figures show roughly what I had predicte...
@batalto I modelled a battery, but despite it's benefits it increases the time to pay back, possibly up to the lifetime of the battery depending on in...
I went a bit OTT with my ROI forecasting and downloaded hourly data from PVGIS. I don't suggest that you do the same necessarily, but it's worth notin...
Do you know if there are any pressure implications on the rest of the system if the pipes are changed for just one radiator? To be honest I think chan...
Hi Kev, thanks for getting back to me, I have actually read that, and even have it bookmarked along with Graham's book. Although I thought I ought t...
That's an interesting prospect, and I did think of that as the area is appropriate, but most of it would just be round the house so I sort of assumed ...
Latest Posts
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RE: Renewables & Heat Pumps in the News
@jamespa After all, they are ‘burying their mistakes’ -...
By Toodles , 18 minutes ago
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@andrewj A ‘DIY’ job suggests you may clean up quite we...
By Toodles , 29 minutes ago
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RE: Our 10 year old Grant heat pump failed
Back in the 70’s and through the eighties, one of my re...
By Toodles , 40 minutes ago
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RE: Brown Oily Residue Blocking Air Vent and Weeping Relief Valve... Anyone Seen This?
Ouch thats leaking quite a lot! it looks like its easi...
By JamesPa , 4 hours ago
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RE: Indevolt Batteries UK Support & Info Thread
@indevolt-uk Keen to know more about the pricing and wh...
By ChandyKris , 4 hours ago
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RE: Share Your Experiences with Heat Pump Manufacturer Support
@seoras Sorry to hear that. I found Vaillant very help...
By JamesPa , 17 hours ago
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The Watchdog That Watched and Waited
On 9 January 2026, Consumer Energy Solutions collapsed ...
By Mars , 20 hours ago
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RE: GSHP Kaput After 16 Years: New Compressor or Switch to ASHP? Advice Welcome
Cool Energy in Grimsby sell ground source heat pumps an...
By DerekDeLeon , 21 hours ago
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RE: Valliant Heat Pump Settings
Thats arguably a sign of a good installer - they unders...
By JamesPa , 22 hours ago
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RE: Electricity price predictions
Well, we have so many cases where rain water mixes with...
By Batpred , 23 hours ago
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RE: Two heating zones to one zone
@profzarkov They arent obviously wrong, but the only...
By JamesPa , 1 day ago
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RE: Towns water feed to air source heat pump system
The DHW circuit cant be separated (well it could, you c...
By JamesPa , 1 day ago
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Solis AC-coupled 3kW storage inverter
Solis AC-coupled 3kW storage inverterPylontech batterie...
By MartinRobinson , 1 day ago
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RE: My NIBE ASHP Nightmare: No Commissioning, High Bills and a Hostile Installer
As @transparent has observed above, this is not bad, an...
By cathodeRay , 1 day ago
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As I was reading this article Mars, I was thinking that...
By Toodles , 2 days ago
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RE: Tell us about your Solar (PV) setup
Installed in May 2011: 16*Sharp 245 W monocrystalline p...
By txmartyn , 2 days ago
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RE: Say hello and introduce yourself
That doesn't sound 'right' to me. The national Smart ...
By Transparent , 3 days ago
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RE: Growatt battery disconnected
I doubt this will happen, but I will try and suggest it...
By Eliuccio , 3 days ago
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Understood. That's why I decided from the outset on a ...
By JamesPa , 4 days ago
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RE: My experience with 3 heat pump surveys: Heat Geek, British Gas & Octopus
On the litigation, I would not go there and definitely ...
By Batpred , 4 days ago
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RE: Recommended home battery inverters + regulatory matters - help requested
I suppose if your pv inverter packs up, you have a plan...
By Batpred , 4 days ago
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RE: New Vaillant aroTherm Plus in black - When will it come to the UK?
Firstly check you are using sound power not sound press...
By JamesPa , 4 days ago
