
Last seen: Aug 15, 2025
Hmm, I need to have a crawl around and check the radiator piping but I think it's all one 22mm backbone with 15mm drops - a couple of drops serve two ...
Some fair points... I've been doing some investigations. The system is balanced, in the sense of delivering heat evenly without cold spots. However ...
Good spot, I'd missed that 'short circuit' path. Here's another go: If no V1/V2/V3 are powered (all NC position) then we're in classic buffer hea...
Agreed, you get loss of optimality - but it continues to work, rather than just breaking. That's what I'm trying to do: design and insulate it ri...
I wondered about that. Wouldn't that potentially cause issues with flow rates? I have no idea what the flow through the radiators is, and I thought th...
I haven't bought the Aerona Smart Controller (£700!) but my guess what they mean with 'retrofit' is basically undoing all the weird external switching...
For the record, Grant supply ethylene glycol for their heat pumps: Grant Inhib03 Heat Pump Fluid (Heat Pump Concentrate) - MSDS: So if it's a Gran...
There shouldn’t be a problem using an inverter rated higher than your panel output. Maybe there will be a small efficiency loss at the low end (grey d...
One thing I fixed was my dozy installer had screwed the copper pipes from the ASHP to the loft joists with regular brass pipe clips. (Flexi tails outs...
@jimbo69 As a follow up to my post above, I solved the other cause of my noise. The installer fitted my system with a Honeywell Lyriq on-off controlle...
It is possible to install a thermistor (10K, beta=3435, 1%) in the DHW cylinder so the tank temperature can be read by the ASHP. However this doesn'...
- 26 Forums
- 2,152 Topics
- 47.2 K Posts
- 22 Online
- 5,671 Members
Podcast Picks
Latest Posts
-
RE: What crazy nonsense are inverter limits and why are they imposed?
@howardp99 We have an electric Rangemaster cooker that ...
By Old_Scientist , 28 minutes ago
-
RE: Midea ASHP – how to set weather compensation
No surprise TBH. Most will use a program to do the cal...
By JamesPa , 58 minutes ago
-
RE: New Vaillant aroTherm Plus in black - When will it come to the UK?
The ones shown in March had a tidy-looking base, but it...
By avenir , 2 hours ago
-
RE: Electricity price predictions
@bontwoody Maybe one for @editor to consider whether a ...
By ChandyKris , 5 hours ago
-
RE: Octopus tariffs - a quick comparison
@scalextrix yes, battery is vital to maximise TOU tarif...
By Tim441 , 5 hours ago
-
RE: is a home battery without an EV worth it?
You would think, but when I had my Powerwall 3 installe...
By Old_Scientist , 6 hours ago
-
@mars That response surely deserves a nomination for Tu...
By JamesPa , 19 hours ago
-
Specifying batteries, pv solar etc using ChatGPT
I thought I'd try to use ChatGPT to specify my requirem...
By Tim441 , 21 hours ago
-
RE: Ecodan & MelCloud scheduling
When I interviewed Mitsubishi Electric at Installer ear...
By Mars , 1 day ago
-
RE: Rodents! A word of warning for heat pump owners
@lucia One look at that protection and the rodents will...
By Toodles , 1 day ago
-
RE: A Customer's Lessons Learnt from a Heat Pump Installation in a Large House
🙁🙁🙁🙁🙁
By Lucia , 1 day ago
-
What is the Heat Geek Guarantee?
We regularly hear from homeowners who are researching i...
By Mars , 2 days ago
-
RE: Help me keep the faith with my air source heat pump installation
@adamk, interesting point. I’ve not focused much on Hea...
By Mars , 1 day ago
-
Intelligent Octopus Flux (IOF) Review
I promised @toodles that I would provide an update and ...
By Old_Scientist , 2 days ago
-
RE: Solar Power Output – Let’s Compare Generation Figures
@julianc Our solar PV has produced more this August tha...
By Toodles , 2 days ago
-
RE: Who's your electricity provider and what's your tariff?
I am pleased to see the change. We definitely need t...
By Jeff , 3 days ago
-
RE: How Do I Know When the Hot Water Has Run Out?
@transparent that is a very interesting suggestion, tha...
By GrahamF , 4 days ago
-
RE: The good, the bad and the not that great – my heat pump installation
Sorry to resurrect this thread, but it is sort of relev...
By cathodeRay , 4 days ago
-
RE: Getting the best out of a heat pump - is Homely a possible answer?
I missed your 22nd June post on this. I am sure it can ...
By cathodeRay , 4 days ago