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Last seen: Oct 15, 2026
How much oil do you currently use per annum to heat the bungalow and does that give a comfortable temperature?
I agree. It seems to me that an approach using both indoor and outdoor temperature to auto-derive and learn the optimum flow temperature and rate woul...
@alistairgbarron You are confusing water temperature (average temperature of water flowing through the radiator) with delta T which is the difference ...
All change - that house purchase fell through when the vendors changed their minds about selling. Today we complete on a 1977-built property in a diff...
Not my blog - I just thought it was interesting and relevant to the discussions on here.
@kk_777 I think a lot of the single-fan models are compliant, but most of the higher output double fan models aren’t. Of course, a lot of retrofits ne...
The Midea ones are all under 0.6m3 (just). Looked like whoever specified/made the UK versions did their homework.
I’d imagine it’s going to be economies of scale - if they can make the plumbing guts and physical packaging at low cost in the Far East (e.g.) then ad...
The info I could find had delta T70 (seeStelrad quote at delta T50 (and T30) Reina’s own website doesn’t say what the delta T is, the spec data is j...
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Latest Posts
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RE: Heat pump branding. Clever, contemporary… or a bit too much?
I think Heat Geek have done an amazing job on their bra...
By Tomtheheatingengineer , 7 hours ago
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RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
I have just had 3 heat loss surveys, one by heat geek o...
By David , 7 hours ago
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RE: Heat Geek Zero Disrupt: Are We Sleepwalking Into Another Race to the Bottom?
I think that's the key question. After all inverter uni...
By Prunus , 9 hours ago
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RE: battery storage without solar
As of October 1st they need specific qualifications to ...
By EtchedPixels , 10 hours ago
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RE: How should the Boiler Upgrade Scheme be reformed?
A unit which uses water to transfer the heat/chill from...
By Temperature_Gradient , 10 hours ago
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RE: Renewables & Heat Pumps in the News
With regards to the BUS grant raid, I gave it more thou...
By ASHP-BOBBA , 10 hours ago
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RE: Why are ASHP installs so expensive?
The whole system seems to work on the basis of...
By ian33a , 11 hours ago
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RE: Missing flow temperature in Heat Geek proposal
Good plan. If you can get half hourly meter readings a...
By JamesPa , 16 hours ago
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RE: Heat Pumps Without Grants: Would You Have Installed One & Will You Now?
@editor Most certainly. The heat pump was an ideal s...
By Abernyte , 16 hours ago
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Although regulations may well vary from country to coun...
By Majordennisbloodnok , 17 hours ago
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RE: Does anyone have experience of a smart water meter?
Yep I caught our slow leak from a £100 bill rise 8)
By EtchedPixels , 17 hours ago
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RE: Do You Need a Buffer Tank or Low Loss Header for Underfloor Heating in a Large Property?
@jamespa in some cases, failing the Turing test might b...
By GrahamF , 20 hours ago
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RE: Passiv Smart Thermostat - Help & Forum Support
@energystoragetech The heat capacity of some...
By JamesPa , 21 hours ago
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RE: tepeo ZEB UK Support & Info Thread
Sorry you are correct, I was remembering figures from t...
By JamesPa , 1 day ago



