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 27, 2026
Ice Energy sold me a IVT Greenline in 2011, I share your pain, especially when electricity costs went from 8p/kWh to over 30p, we do exactly the same,...
Your system seems to be more modern than mine, mine was installed in 2011. My advice would be to speak to Zak @Alto Energy. zak.crozier@altoenergy.co....
Here are the reported most common causes for both. Common Causes High Pressure Switch error:Blocked or dirty condenser coil (insufficient airflow)Fa...
I know you will probably have tried this, but if the GT8/GT9 temp differential is low, it may not solve the issue? However, Pressure Switch High (HP)...
Hi, are you able to see the delta between GT8 vs GT9 temps? If this is more than 10 degrees then it would suggest that there is a flow issue again. Wh...
Just leaving an update to my issue. The pump completely shut down on the 26th Jan. I had ordered the internal flexible hoses from Alto Energy and th...
@greenlight I actually called you and spoke to you to ask if you had a work instruction or could give me an idea of how much it should cost to replace...
As I thought I've been told that the most likely cause if the internal flexible pipes below the electrical cassette and flow pump. It's great that the...
Many thanks for taking the time to reply. There is a Magnaclean on the return from the rads/UFH, which I have cleaned myself, is this just the white p...
- 27 Forums
- 2,790 Topics
- 65.9 K Posts
- 2,894 Online
- 7,194 Members
Join Us!
Installer Finder
Degrees of Separation
Latest Posts
-
The video in the link mentions a direction arrow, which...
By Singlespeed , 10 hours ago
-
RE: Cooling/heating with one unit
@rob-of-york thank you. Hadn't occurred to me that some...
By mrkfm , 13 hours ago
-
RE: Renewables & Heat Pumps in the News
Posted by: @editor I think we should make that approa...
By Rob of York , 19 hours ago
-
RE: Does anyone have experience of a smart water meter?
My neighbour received an email from Anglian Water sayin...
By AndrewJ , 20 hours ago
-
RE: Jokes and fun posts about heat pumps and renewables
Well the military is well known for going green, isn't ...
By Majordennisbloodnok , 21 hours ago
-
RE: Why are ASHP installs so expensive?
I've ripped out over 11kw of storage and panel heaters ...
By Singlespeed , 22 hours ago
-
RE: Safety study for plug in batteries out to tender - looks like Q3 2027 at best before legal
I think it may depend how much of the world is on fire ...
By EtchedPixels , 1 day ago
-
RE: Air-to-Air Heat Pumps & Air Conditioning: UK Heating and Cooling Q&A
I hope it's not the same people who make the awful TV s...
By EtchedPixels , 1 day ago
-
RE: Replacing Storage Heaters with a Heat Pump in a Stone Cottage
I found some interesting data about the price of heat p...
By Rob of York , 2 days ago
-
RE: PV and battery long payback - sense check query
Thanks for all the comments. I finally got to the bott...
By DavidB , 2 days ago
-
RE: Indevolt Batteries UK Support & Info Thread
People following this thread who are hoping that plug i...
By JamesPa , 2 days ago
-
RE: Passiv Smart Thermostat - Help & Forum Support
By Singlespeed , 2 days ago
-
RE: Help me keep the faith with my air source heat pump installation
just had Vaillant over to service the HP and asked abou...
By AdamK , 2 days ago
-
RE: tepeo ZEB UK Support & Info Thread
OK so ZEB is basically a variant on a storage heater, b...
By JamesPa , 4 days ago


