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Last seen: Aug 8, 2026
We have three rads at the start of the heating circuit that get the bulk of the hot water. I've 'throttled' the FRVs down to 0.5 litre/minute. Even wi...
There's a very interesting product coming out this year that's been developed by one of our podcast members (top secret) that's going to give Adia a r...
@jamespa I think there's a role smart TRVs can play in botched heat pump systems... As I explained in the video, rooms with significant solar gain wil...
@jamespa I share your cynicism. I do suspect there’s a place for biocide I systems, but fully agree that VDI should be a far greater consideration.
Great point Benson. In winter, on mild days, our 18kW was doing 40-60 kWh… I remember a few years ago we had a spell of -7C and we’re doing 100-110kWh...
@toodles love the positive spin! 😂 I had to Google the Clapham Omnibus… amazing reference and must remember to use this in a future video &#...
We were also in a similar situation with our emitters @outlawuk. Global Energy had never done a heat loss on our property or an emitter guide, yet our...
Wow! Reading this has brought back more than a few flashbacks (and not the pleasant kind)… 🤨 I have to say, Global Energy Systems appear to ...
I saw some chatter last year about general environmental impacts of biocides/inhibitors (potential for runoff or long-term aquatic effects if not hand...
@transparent, this is where my DIY inability hampers me... would definitely consider the cheapo route and install myself, but don't have the skills &#...
@transparent, excellent observation... my issue with batteries is still the massive capital expense... I'm still struggling with the maths. Maybe in t...
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HomeTherma Is Live: A New Home-Energy Platform Built Around the Homeowner
This is something I’ve been building for months, largel...
By Mars , 48 minutes ago
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Does minimum system volume matter in the context of sim...
By Tony.Stolz , 4 hours ago
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RE: Electricity price predictions
yes, same with the IOG tariff which is even a bit harde...
By Batpred , 4 hours ago
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RE: Indevolt Batteries UK Support & Info Thread
I had a quick look and they are a little vague. They ...
By BlizzardGreen , 6 hours ago
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RE: Has anyone seen this problem before? Huge anticycling times
Oh dear. Glad it was replaced. I have been mighty imp...
By JamesPa , 14 hours ago
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RE: Can I start an argument about buffer tanks please? 🙂
Dont, just adjust the LSVs to get different temperature...
By JamesPa , 1 day ago
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RE: Heat pump running costs – what has actually worked for you?
I installed the air source heat pump in January 2026, i...
By bobflux , 1 day ago
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RE: Grant Aerona Air to Water R290 6.5 kW - Quiet Mark and Silent Running
Thats all interesting. DHW on my Vailant seems to respe...
By JamesPa , 1 day ago
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RE: Do I need to change the control unit when replacing my Ecodan Air Source Heat Pump
One of the other mods has just reminded me that @ashp-b...
By Majordennisbloodnok , 1 day ago
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RE: PV and battery long payback - sense check query
@old_scientist I have now drafted 2 replies - both have...
By DavidB , 3 days ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
Forum Handle: adrian Manufacturer: Appliandirect.co....
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