Last seen: Nov 30, 2025
Hi @morganr, welcome. Interesting post. I looked at the Adlar literature. One thing jumps right out, this diagram, which is plain wrong. I need to c...
@iaack of course, you're right, but that's not the market the OEM of 'Heat Saviour' is targeting, They are targeting retrofit ASHP heat pump market, s...
EH? so this is a water to water primary to secondary plate heat exchanger, [PHE] buried in a unit to sit under the DHW tank. So it compels every insta...
@chandykris our experience is that the BESS added to the solar retrospectively is a financial game changer. During the heating season we schedule ch...
Hi @chandykris, we have two 6.5kW Growatt batteries, they do take a long time to charge the last 5% or so. It's a reduction in charging power as the b...
No surprise the Telegraph has jumped to their predictable hasty conclusion. The subject of grid supply and demand balancing and grid resilience is a c...
That was fun, thank you @editor. 85%, which is just as well after 35years in the HVAC industry. Some careless answers on my part, and maybe a couple o...
@jamespa yhey probably are, as EN 14511 prevails in the UK and EU. That said, it was the COP data at identical A&W temperature combinations that w...
I would be very wary of manufacturer's published SCOP data. One very common brand retailed in the UK using Japanese badged up R32 ASHPs has SCOPs that...
The update of MCS 031 has been heavily criticised by many of the better and higher SCOP achieving installers over on LinkedIn, etc. MCS 031 update is ...
Oh dear, someone majorly goofed at Octopus. They've credited me back about a year's worth of bills today. Bumping my account credit from £375 to £1568...
Hi @stopbar, it's s difficult balance. Trial and error in large part. Every home is different. Pure weather compensation control is good, but not pe...
- 26 Forums
- 2,323 Topics
- 52.1 K Posts
- 464 Online
- 5,979 Members
Join Us!
Podcast Picks
Latest Posts
-
-
RE: Hitachi Yutaki SCombi Heat Pump - Owners
. It does but, unless there has been a firmware updat...
By JamesPa , 40 minutes ago
-
RE: Replacing my 18 month old Hitachi Yutaki ASHP
@majordennisbloodnok Tibby or not Tibby - anyone seen m...
By Toodles , 43 minutes ago
-
RE: Solar panels on side of house to heat water
Not a problem, @toodles; introducing another option bac...
By Majordennisbloodnok , 2 hours ago
-
RE: Help me keep the faith with my air source heat pump installation
Yesterday it was chilly and the cosy6 had a Cop of 4.3 ...
By AgentGeorge , 3 hours ago
-
RE: Solar Power Output – Let’s Compare Generation Figures
@toodles Same here! This month 187kw.
By Andris , 3 hours ago
-
RE: Grant Aerona circulation/system pump staying on
@mikefl thanks, so to check is your parameter 4200 set ...
By damonc , 3 hours ago
-
Are Water Companies Delivering Bricks?!
Please look away now if you don’t wish to lose several ...
By Toodles , 3 hours ago
-
@jamespa Ah, they do indeed do firmware updates very oc...
By Toodles , 8 hours ago
-
I’m trying to rule out a fault, could owners of above c...
By Unsure , 8 hours ago
-
RE: Help…my Nibe has faulted again.
Have you actually had a Nibe engineer in or just an ins...
By JamesPa , 8 hours ago
-
RE: Jokes and fun posts about heat pumps and renewables
And I thought I was the one with the taxi on speed dial...
By Majordennisbloodnok , 21 hours ago
-
RE: Heat Pump Training vs. Real-World Installation
Congratulations on passing the course. The observation...
By Max Abbey , 1 day ago
-
RE: A2A vs A2W: Which Heat Pump Would You Pick?
The problem I see with A2A (and I'm interested if there...
By Temperature_Gradient , 1 day ago
-
RE: British Gas vs Octopus Energy vs Heat Geek vs EDF vs Aira vs OVO vs EON.Next vs Boxt
@temperature_gradient I specifically explained to my po...
By Toodles , 1 day ago
-
RE: Grant Aerona Short Cycling
@damonc I was refering to the 'standard' energy sticker...
By MikeFl , 1 day ago
-
RE: Havenwise App Help & Forum Support – Get the Most from Your Heat Pump
@hcas where do I find Havenwise Support? On...
By Morgan , 1 day ago
-
RE: Should Our Water Circulation Pump Be Configured to Run All The Time?
We recently (Aug 25) had a Grant Aeorana 3 installed un...
By GA3_USR , 2 days ago
-
RE: Configuring third party dongle for Ecodan local control
Thanks, @sheriff-fatman. Happy for you to search any po...
By Majordennisbloodnok , 2 days ago
-
Thanks, @cathoderay. I was aware of some changes to ...
By Majordennisbloodnok , 2 days ago


