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Last seen: May 2, 2026
I'm still running on my gas boiler and have been analysing my half-hourly gas use (and OAT, IAT, flow temp and return temp) for almost two years. I co...
I haven't read your full system details, but perhaps the heat delivery is restricted (by pipe gauges and emitter dimensions, etc).
Quite. They have families to support so must spend their time effectively.
@tomaszw For ASHP, in particular, my use of a reputable designer and installer is a given (most likely a Heat Geek). It's also the details that are im...
@tomaszw This is my nightmare. Although I would never consider buying from BG, your experience is doing a good job of deterring me from me from instal...
I applied for my G99 last November. Largely as a result of delays caused by NGED my PV installation wasn't until 1st July. Largely as a result of de...
and the EU WEE directive on which the UK version is based. A quick Google suggests that it's the local distributor who is responsible for WEEE compl...
@jamespa Yes, I’m following the other thread too. The 2900 rule of thumb is from Protons for Breakfast (and we tend to set the thermostat higher ...
Further thoughts on this.... In recent years my gas use (including DHW, gas hob and very occasional wood burner effect gas stove) has been around 30...
@davesoa My radiators appear to have been well-specified for the total house heat loss, but at ΔT50. I'll be needing to replace all mine, too. At so...
Degreedays on the bottom and daily energy on the left. It suggests a 12kW heat source may be appropriate. This compares with a heat loss of 11kW from...
@davesoa Did he have any comments on your existing radiators? I've already concluded that I will probably need wider bore 'tails' in the airing cupb...
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Brown Oily Residue Blocking Air Vent and Weeping Relief Valve... Anyone Seen This?
My installation is 4 years old. After about 18 months a...
By seoras , 2 hours ago
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RE: Renewables & Heat Pumps in the News
An article on funding for heat pumps in case anyone is ...
By Jeff , 3 hours ago
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RE: Indevolt Batteries UK Support & Info Thread
Thanks @editor , @indevolt-uk Subject to any comments ...
By JamesPa , 11 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 , 11 hours ago
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The Watchdog That Watched and Waited
On 9 January 2026, Consumer Energy Solutions collapsed ...
By Mars , 15 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 , 15 hours ago
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RE: Valliant Heat Pump Settings
Thats arguably a sign of a good installer - they unders...
By JamesPa , 16 hours ago
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RE: Electricity price predictions
Well, we have so many cases where rain water mixes with...
By Batpred , 17 hours ago
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RE: Two heating zones to one zone
@profzarkov They arent obviously wrong, but the only...
By JamesPa , 19 hours 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 , 19 hours 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
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That’s the solar up and running, I don’t think it’s the...
By David999 , 4 days ago
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RE: Seeking ideas / information / commiseration - Pure Drive
I agree with @colinc that you can reuse some of it. A s...
By Batpred , 4 days ago



