Last seen: Jun 27, 2025
Blimey, I hope you aren’t in any way involved with accounting, because your maths skills are shocking 🤣
@huwsy you should have looked at daikin for this system, their vrf technology is better suited to running different rooms at different temperatures.
Adam Chapman of heatgeek is based around Guildford, he should be able to advise on any local engineers who are competent.
using the look inside feature, that one appears to be GH’s first book…
Don’t pay them the balance, run them off the job, find someone else to fix this mess. They seem like proper cowboys these ones. You could find any...
Another option is to pay for @heacol to consult on the failings of this install, get him to write a fault report and get the installers to act on his ...
@parmstar you’ll end up having to pay for a decent gas boiler install and then claim the costs back through the small claims court, my prediction… not...
If you want to improve the efficiency you should remove any hydraulic separation between the ashp and the heating circuit, and make sure that all exte...
If the rads are oversized for the heat loss at the design temp of 50, and you’re running it at 55 and the target room temperature hasn’t been met then...
@parmstar I was thinking the backup immersion inside the ecodan (if they have them, I thought they did) You’re running it at 55 now then and the rad...
Mitsubishi won’t help you…. What was the design flow temperature for this retrofit? That’s the key. And yes, it will run continuously when it’s -6 o...
@oswiu 6.56kW continuous house usage for 14 days straight, at the backstop rate… 3kW into the heat pump and a 3kW backup immersion running too? Or...
- 26 Forums
- 2,158 Topics
- 47.4 K Posts
- 36 Online
- 5,736 Members
Join Us!
Podcast Picks
Latest Posts
-
Had a new Vaillant 7kw installed with new 28mm runs for...
By AdamK , 28 minutes ago
-
RE: Is a Valliant Inline 6kW heater a BUS buster?
Possibly not the answer you might want, but if it were ...
By Temperature_Gradient , 31 minutes ago
-
RE: Buffers, hot water and cooling
@dgclimatecontrol thanks, that's helpful.
By JamesPa , 2 hours ago
-
RE: Failing heat pump system - seeking thoughts on a rebuild
I realise im overdue an update on my situation. first...
By Cleardene-ashp , 4 hours ago
-
RE: Replacing Worcester oil boiler with an ASHP
@toodles thanks. I was told by the engineer that this h...
By JulianC , 5 hours ago
-
RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
Yes Octopus only have the £9 a month service plan for t...
By NJT , 7 hours ago
-
RE: Who’s Caved and Switched the Heating On Already?
@allyfish Dogs have owners - Cats keep staff. You are o...
By Toodles , 7 hours ago
-
RE: What crazy nonsense are inverter limits and why are they imposed?
A week later, I'm finally picking up this comment... ...
By Transparent , 7 hours ago
-
RE: COP is not the only measure of efficiency
We keep all our TRVs fully open using the whole house a...
By Old_Scientist , 13 hours ago
-
RE: Midea ASHP – how to set weather compensation
I think it is a bug in the code, it comes on even when ...
By cathodeRay , 1 day ago
-
RE: Havenwise App Help & Forum Support – Get the Most from Your Heat Pump
I am pleased to say at 4pm today we have added another ...
By ASHP-BOBBA , 1 day ago
-
RE: Renewables & Heat Pumps in the News
To unpack this a little.... 1) how many of us in this...
By Lucia , 2 days ago
-
RE: Vaillant aroTherm Plus 10kW thoughts?
@realevil the fans and fan speed / coil size (height, w...
By ASHP-BOBBA , 2 days ago
-
RE: Mitsubishi Ecodan 11kw Defrosting Issue.
@morgan this can just be done by your sepecilist when t...
By ASHP-BOBBA , 2 days ago
-
RE: Anyone still weathering it out with Agile?
@toodles I guess it all comes down to import averages. ...
By Tim441 , 2 days ago
-
RE: 300 Liter Tank - Do I have to heat it all?
The size of DHW tank affects the anti-legionella cycle....
By Transparent , 2 days ago
-
RE: Heat Pump SCOPs – The Truth Might Not Be What You Think
@scalextrix Name plate capacity
By HCas , 2 days ago
-
RE: Solar Thermal DHW and ASHP
I was originally contemplating a solar thermal installa...
By jamespetts , 2 days ago
-
RE: Solar Power Output – Let’s Compare Generation Figures
My system installed in July 2024 has produced 6.4mWh in...
By jamespetts , 2 days ago