Last seen: Aug 17, 2025
@matwin This post is a real world example of the effects of oversizing and buffers. It's worth reading it and the subsequent discussions.
My gas consumption was 18-20MW/yr. It was 10% higher before I turned down the flow temp to 50 (from 75 which is where the maintainer left it) and sta...
That's a curious conclusion with which I am struggling, not least because I have a fairly comparable situation which doesn't seem to create a conflict...
I don't have much concrete evidence but The only way to explain the discrepancy between my calculated and actual heat loss is to assume ach =0.5 i...
In addition to the above oversizing means you are likely to be running the compressor at an inefficient point on it's modulation curve for much of the...
I don't disagree for a minute with some of the sentiments about gas prices vs electricity etc but, to add some balance to the argument: My heat pump...
If your statement were 'WC doesn't work in your house' then it might be true. As it stands, apparently intended to be generally and widely applicable...
Very well said. When people complain about 'the council's or 'the government' I've taken to asking them 'so what would you do instead then?'. Mostl...
I find it faintly amusing that nobody ever worries about a heat pump cycling more or less continuously when it's their fridge, but gets extremely conc...
You are right that the lag from when the heating controller responds to when the house responds is of course the same whether the controller responds ...
This is how I would set it up Firstly a WC curve tuned to house. Start at 20 Deg outside and min flow temp of heat pump 20 or 25. End point at your...
- 26 Forums
- 2,131 Topics
- 46.8 K Posts
- 28 Online
- 5,656 Members
Join Us!
Podcast Picks
Latest Posts
-
RE: Say hello and introduce yourself
Whilst you're busy installing services (pipes and wires...
By Transparent , 40 minutes ago
-
RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
@old_scientist my Daikin ran for nearly 2 years followi...
By heat-pump-newbie , 3 hours ago
-
RE: New Vaillant aroTherm Plus in black - When will it come to the UK?
@editor I know it was formally announced at Ish the oth...
By PatrickVito , 1 day ago
-
@moman0311 welcome to the forums. I've received your em...
By Mars , 1 day ago
-
RE: Anyone still weathering it out with Agile?
Yes, but now try finding a working phone box….
By Majordennisbloodnok , 2 days ago
-
RE: Thermostat for Ideal Logic Air with 3 zone support
No harm at all in plumbing it as 3 zones, I would have ...
By JamesPa , 2 days ago
-
RE: ASHP heat output monitoring
@carlo I see there is a discussion in Facebook user gro...
By Tim441 , 2 days ago
-
RE: Flexi-Orb Heat Pump Scheme: A Game-Changer for the UK's Heat Pump Industry
MCS have set a potential trap in the new version of MCS...
By JamesPa , 3 days ago
-
RE: Who has a V2G EV installation
General comment on battery care... I guess if ev is on ...
By Tim441 , 4 days ago
-
@old_scientist like for like comparisons are almost imp...
By Tim441 , 4 days ago
-
RE: Who's your electricity provider and what's your tariff?
@old_scientist There is an option in the Tesla app that...
By Toodles , 4 days ago
-
RE: Mitsu Wireless Controller and MelCloud
On the FTC5 I think this requires the dip switch on the...
By Abernyte , 4 days ago
-
RE: Octopus Cosy & Octopus EV + bidirectional smart tariff, together. What, eh?
@old_scientist me too. Just installed my new heat pump ...
By Eliuccio , 6 days ago
-
RE: Is your heat pump insured?
Yup just spoke to Privilege to inform them of my impend...
By Scalextrix , 6 days ago
-
RE: Forum updates, announcements & issues
Just to keep everyone in the loop, as the site continue...
By Mars , 6 days ago
-
RE: Fast DHW setting on Midea (Clivet) heat pump
@simon-w, is this something you could potentially assis...
By Mars , 7 days ago
-
RE: Share Your Experiences with Heat Pump Manufacturer Support
Fwiw I called my installer out for the first time a few...
By JamesPa , 7 days ago
-
RE: Long term efficiency degradation
@jamespa yes as I thought thanks. We have a reaso...
By Scalextrix , 1 week ago
-
RE: Sunamp Thermino Heat Battery
@jamespa A few days after the installation had been com...
By Toodles , 1 week ago
-
RE: Planning Permission May 2025
Fair enough. I have read the legislation and MCS020a ...
By JamesPa , 1 week ago