
Last seen: Aug 15, 2025
@jamespa - I agree, it is a useful plot. Sometimes nature does oblige, and provide a convenient operating range which we can observe. I do however wis...
I have been looking a bit more closely at what actually happens when my heat pump gets itself into can't quite cope mode, and the IAT falls, ie when t...
This is a common problem that gets nowhere near enough attention. The problem is two linked requirements: (1) to get a grant, you have to have an MCS ...
Here is my heat pump's behaviour (Midea 14kW running in weather compensation mode) over the last week, including cold outdoor air temperature periods ...
We'll do what we can, but first we need more information. Rough location and type of property. Your property's heat loss. It's a figure in kW that...
I see other have posted while I was putting my last post together. Not wishing to over-prolong this, I do however want to add three further comments a...
I didn't say that, but I did imply they could be. What I did was give a hypothetical example of how a poll could mislead, and then said "In that examp...
@editor - I may have hinted at what my academic response might have been, but I am not getting bogged down in dissecting market dynamics in academic d...
I'm sorry, but I have to reiterate you cannot draw any conclusions about overall satisfaction from these results. If I were to put on my academic hat,...
@jamespa - I know no offence was intended, and none is taken. Rather, it is a good thing to have more information and methods, people can then choose ...
@jamespa - I did say there is more than one method! Not everyone is familiar exponents and reciprocals! The Stelrad (there are others) conversion fact...
To answer my own question, having done a rapid google search: probably not, at least in the public domain. A bit naive of me to think such commerciall...
- 26 Forums
- 2,136 Topics
- 46.8 K Posts
- 32 Online
- 5,662 Members
Join Us!
Podcast Picks
Latest Posts
-
RE: A Customer's Lessons Learnt from a Heat Pump Installation in a Large House
Based on owning a Vaillant and reading the manuals of o...
By JamesPa , 4 minutes ago
-
The problem is bigger than rented properties, it applie...
By JamesPa , 3 hours ago
-
RE: Mitsu Wireless Controller and MelCloud
@robs Hi Rob, I really appreciate your information, a...
By DavidAlgarve , 4 hours ago
-
RE: What crazy nonsense are inverter limits and why are they imposed?
What limit are you speaking of. So far I was aware dno...
By JamesPa , 6 hours ago
-
RE: Why so many sigenergi installer recommendations?
@adamk Tesla is a great option, it’s also one we instal...
By SAEnergy , 8 hours ago
-
RE: Rodents! A word of warning for heat pump owners
Hradline in Telegraph: Brace for plague of rats after s...
By Tim441 , 12 hours ago
-
RE: Flexi-Orb Heat Pump Scheme: A Game-Changer for the UK's Heat Pump Industry
As a potential heat pump customer, it would be good to ...
By Temperature_Gradient , 15 hours ago
-
RE: Octopus replacing the fixed 15p/kWh export rate with a market tracking one
@trbob I have just extracted the details for Agile Expo...
By Toodles , 22 hours ago
-
RE: Heat Pump Books For Beginners – Bodge Buster & From Zero To Heat Pump Hero
The Ultimate Guide to Heat Pumps is less than a month a...
By Mars , 23 hours ago
-
RE: Air source heat pump roll call – what heat pump brand and model do you have?
@editor Hi Mars, We have just installed a Grant Aerona...
By GrahamF , 2 days ago
-
RE: Sanity check please. Battery storage and inverter sizing.
There are MCS guidelines about how close to the edge/ri...
By Old_Scientist , 2 days ago
-
RE: Balancing financial efficiency and comfort using the Octopus Cosy tariff
I estimated our usage on the following basis. The mos...
By Old_Scientist , 2 days ago
-
@editor Something changed in this last 12 months, they ...
By ASHP-BOBBA , 3 days ago
-
RE: Ecodan & MelCloud scheduling
I put the above question to Mitsu UK at the sme time as...
By DavidAlgarve , 3 days ago
-
Thanks for the heat geek info. I've fitted my own heat ...
By bontwoody , 4 days ago
-
RE: Does anyone have experience of a smart water meter?
Just to give a sense of scale, I've used the CCW water ...
By Majordennisbloodnok , 4 days ago
-
RE: Powerwall 3 or Myenergi or something else?
We have a Tesla Powerwall 3, recently installed, so I m...
By Old_Scientist , 5 days ago
-
RE: Mitsubishi PAR-WT60R-E Wireless Controller installation
@morgan They have been paired once but it was thought b...
By DavidAlgarve , 6 days ago
-
RE: Isolating the system for a planned power cut
A great many ground-mounted local substation transforme...
By Transparent , 6 days ago
-
RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
Having bit the bullet and paid £250 for a service, our ...
By Old_Scientist , 7 days ago