Last seen: Dec 18, 2025
The economy of manufacturing scale comes into it, with Octopus' backing, RED will have more purchasing power for the major ASHP components. I'm person...
@marvinator80 good on them. I wish my installer hadn't now, as it adds nothing and probably robs efficiency. It may be coming out one day. I don't nee...
@marvinator80 WOW! Absolutely fantastic. Very tidy.Out of interest, did your installer fit a low loss header and secondary pump or not? I don't see on...
That's pretty good. I'm sitting around 920kWh for the last rolling month, but that's mains power. My solar PV contribution has been around 150-180kWh ...
It's a lot better than HIVE, which was cycling 5+ times per hour with me! Just leave it set to a high temperature and use climate/weather compensation...
@sirpatchuk1980 ASHPs work best when continuously running. Less wear and tear and better efficiency. The outdoor unit has in built stop/start cycle pr...
@sirpatchuk1980 (sorry @aceshigh) just chipping in. Looks like your Grant controller is hidden away with some of the pipework and system components. I...
Hello @sirpatchuk1980, welcome. Lots of useful info on here on how to maximise efficiency of ASHPs, especially retrofits. First things first, a bit of...
Grant do their Vortex oil boiler as a hybrid - basically an outdoor vortex combustion boiler plonked on the same base as one of their (well, Chofu's) ...
Hermetic refrigeration compressors are suction gas cooled, using sub-cooling of the refrigerant vapour. For most ASHPs, the compressor compartment is ...
That's interesting, but OFTEC is the oil fired technical association, and one can't help but feel this sounds like self-preservation? If there's adequ...
@cathoderay quite! It does rather complicate hanging a picture, etc. I'm hoping the system runs at SELV, but maybe not.
- 26 Forums
- 2,418 Topics
- 54.8 K Posts
- 389 Online
- 6,098 Members
Join Us!
Worth Watching
Latest Posts
-
RE: How to use my Hanchu battery storage for home without it feeding back into the grid?
Hi. My Hanchu battery system is controlled by the (Lux...
By SKD , 6 minutes ago
-
RE: Ecodan Pump Issues… Circulation pump turns off when heat pump compressor turns off
Unfortunately it seems to be oversized. I can answer to...
By ASHP-BOBBA , 11 minutes ago
-
RE: Installer Fitted 9kW Instead of 11kW Heat Pump and Changed MCS Paperwork - What do I do?
@jamespa thank you again. Apologies I missed you pointi...
By MairiA , 26 minutes ago
-
RE: Reliable, easy to use home battery options
There is, of course, the question of whether the more e...
By Majordennisbloodnok , 49 minutes ago
-
RE: Advice for a novice on Mitsubishi Ecodan 6kW
In the Home Assistant firmware the data points...
By F1p , 12 hours ago
-
RE: GSHP WOES! Midland based engineer recommendations?
@johnbroome if it is not the pressure in the expansion ...
By ASHP-BOBBA , 12 hours ago
-
So I hear the export MPAN that UKPN assigned should be ...
By Batpred , 15 hours ago
-
RE: Recommended home battery inverters + regulatory matters - help requested
From what I read, the Solis has a very long list of err...
By Batpred , 15 hours ago
-
RE: Ideal HP290 14kW ASHP - how to optimise
Roughly this should cost you £250-£300 per peak month a...
By ASHP-BOBBA , 16 hours ago
-
RE: New Daikin 11kW Altherma 3M install - is it working as it should?
@toodles Thank you for your input. As the days have got...
By Synthbuilder , 19 hours ago
-
RE: Fan unit Making terrible noise HELP!!
@gutoffowc Oh no, sorry to hear that, are you in the Ke...
By ASHP-BOBBA , 21 hours ago
-
RE: Sunsynk Whole House Backup Issue
@sheriff-fatman - could you please re-post that in the ...
By Transparent , 22 hours ago
-
RE: Running my new Nibe ASHP efficiently
I didn't. I spent a while manually messing around with ...
By jamieheatpumpnew , 24 hours ago
-
RE: I’m glad the cold spell is over!
I comparison with the 65kWh used above yesterday was on...
By Judith , 1 day ago
-
RE: Octopus Cosy 12 Heat Pump Regret: Incredibly Loud, Poor Heating & Constant Hum - Help!
I should think so, I thought that pretty much universal...
By JamesPa , 1 day ago
-
RE: Setback savings - fact or fiction?
I'm also inclined to look into how a defrost is actuall...
By cathodeRay , 1 day ago
-
MLCP (Multi-Layer Composite Pipe) for ASHP
@editor nope. The info you reported was sufficient for ...
By iotum , 1 day ago
-
RE: Experience - New Build / Complete New Heating System
@vincro I would be surprised if it is much above 5 to 6...
By ASHP-BOBBA , 2 days ago


