Joining the Renewable Heating Hub forums is completely free and only takes a minute. By registering you’ll be able to ask questions, join discussions, follow topics you’re interested in, bookmark useful threads and receive notifications when someone replies. Non-registered members also do not have access to our AI features. When choosing your username, please note that it cannot be changed later, so we recommend avoiding brand or product names. Before registering, please take a moment to read the Forum Rules & Terms of Use so we can keep the community helpful, respectful and informative for everyone. Thanks for joining!
Last seen: Jan 28, 2026
Oh the installed needs to go somewhere, that's for sure! But unfortunately with them contracted by the builder/the BUS etc I've still got som...
Sorry I didn't explain the situation fully, the agreement was the work would be done with the installers agreement and no warranty void, as they've wo...
I think over the 2 years a lot of pump speeds either side have been experimented, in aim to get solid delta and less distortion, never worked as too m...
So again am in midst of lunacy it seems. Tested system with an inflated W/C of 3.5-4C higher than the installers design. Rooms got to temp (was slo...
So this morning marked 24 hours up for installer. Rooms weren't to temp as I expected. I instructed builder that I no longer wanted the installers o...
Thanks James, its honestly hard to keep it together, especially as we’ve slipped into a cold spell. It would have been great to check a fix w...
Oh I know, am just raging, apologies. 2 years has worn me to the bone. However, the temps were measured across the old LLH by the specialist (and s...
Yeah, no idea why he thinks 12L/min is ok. He even showed me it running to 28L-30L/min yesterday. Going round the houses on this stuff. Irony is ...
So here we are, brand new Grant ASHP installed… It's ran over night, panels calibrated. Am not seeing much promise from it, and I'm not surprised. ...
And the saga continues… So today a Senior Grant Engineer attended site… Context: Situation at start of day, Grant ASHP is in P1 error m...
Lol. I know they CAN be calibrated, it’s just unclear why the installer chose not to or completely acts like you can’t. Can’t believe I’m s...
I’ve purchased another type of temperature monitor as I wanted to reconfirm that the Heatmiser panels are showing temps that read too high....
SPONSORS
Degrees of Separation
Latest Posts
-
We kept ours and Heat Geek would have been in touch if ...
By Batpred , 3 hours ago
-
RE: Who's your electricity provider and what's your tariff?
Hope you are hearing from a good source? Call me old ...
By Batpred , 3 hours ago
-
RE: Missing flow temperature in Heat Geek proposal
The Heat geek contract had various get-out clauses with...
By Batpred , 5 hours ago
-
RE: Why are ASHP installs so expensive?
It seems a quite comprehensive breakdown. I will try to...
By Batpred , 5 hours ago
-
RE: Starting Our Heat Pump Journey: 1962 build 3 bed detached house
@ian-s I would encourage you to have a conversation ...
By Rob of York , 11 hours ago
-
RE: Is it the house or the equipment?
Thanks @jamespa The last hard to fix draughts in the...
By springswood , 13 hours ago
-
RE: Vaillant Arotherm – Using Heating
@l8again Mine is typically using 11w including the i...
By Batpred , 15 hours ago
-
RE: Next steps on my ASHP journey: Radiators and Pipework
If you have a flowmeter and two temperature probes, the...
By bobflux , 23 hours ago
-
RE: Siting of the external sensor on a heatpump
@jamespa Absolutely. Even if the same mistake was mad...
By Batpred , 1 day ago
-
-
RE: Recommendations in Ely (Cambs) area for Full setup checks on Nibe HP setup for House.
In fairness all heating has cost a lot to run in recent...
By JamesPa , 2 days ago
-
RE: Navigating the World of Refrigerants In Heat Pumps: A Guide for Homeowners
Indeed we are invvestigating AC at present and are havi...
By Toodles , 3 days ago
-
RE: Daikin ESPAltherma and Home Assistant installation
It's laziness lol The PV system is very chatty, meter...
By bobflux , 4 days ago
-
RE: Problems with sizing a replacement for a Viessmann Vitocal 200-S
R (The R Project for Statistical Computing, I use it wi...
By cathodeRay , 4 days ago
SPONSORS
