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: May 4, 2025
@heatgeek Thank-you for your reply, can you clarify the circulating pump situation, would you have to have 3 circulating pumps in operation, one in th...
If you have a buffer tank you will have a post buffer tank pump, when I had my Homely fitted I had to rearrange the electrics for this as it was wire...
@weoleyric do you have a buffer tank in you system?
@weoleyric Is this any good to you, Before you start, make sure your heat pump is compatible for the Homely
@editor Thank you for the information,do you have any information or a link of how to pipe up a 3 port buffer
@editor That's an interesting idea, I am not sure how they work, do you have any more details on them
@jamespa surely there must be a third way to improve efficiency, not just buffer or no buffer, but to balance a buffer, especially if you are using an...
@pooneil I too have a heat pump in a house which is rented out, this was a nightmare as every tenant wanted a different temperature regime to suit t...
@editor Thanks for the information, I had an interesting phone call with Unitherm Heating Systems today, they seem involved with the verification proc...
@ashp-bobba Thank you for some good advice, I will ring tomorrow.
@editor Regards
Hi, so if I wanted to make my system more efficient, It's open loop 28/22/15mm ,all rads,run via a Homely is it possible to remove the buffer tank but...
- 26 Forums
- 2,590 Topics
- 60.3 K Posts
- 1,031 Online
- 6,922 Members
Join Us!
Worth Watching
Latest Posts
-
RE: Air-to-air heat pumps - best models and installers
@ashp-bobba, do I remember correctly that you install A...
By Mars , 4 hours ago
-
RE: A2A vs A2W: Which Heat Pump Would You Pick?
There isn’t as far as I know, @djh, but you’re welcome ...
By Majordennisbloodnok , 9 hours ago
-
RE: Can anyone explain the following behaviour with a Grant Aerona 3 R30 / Smart Controller?
Final Update. Yesterday, I was going through the moti...
By Unsure , 10 hours ago
-
RE: How much can an east/west solar solar system be oversized?
Best performance occurs with PV string near inverter no...
By bobflux , 10 hours ago
-
RE: Forum updates, announcements & issues
Thank you Mars for all your dedication to improvements;...
By Toodles , 13 hours ago
-
RE: Who do I complain to about a poor ECO4 installation, can anyone advise?
Take it one step at a time. If you can get the dhw and...
By JamesPa , 19 hours ago
-
RE: Selling 2 x Kensa Shoebox 7kw GSHP (New)
Hi Jain, we’ve got an ashp so I’m afraid we won’t be yo...
By Judith , 19 hours ago
-
No buffer or low loss header Grant controller in sens...
By JamesPa , 1 day ago
-
RE: Are We Sleepwalking Into Another Race to the Bottom?
That's an amazing job to get all that in there! A truly...
By Batpred , 1 day ago
-
RE: Anyone concerned about GivEnergy?
Thanks for your advice - I'll keep trying with the inst...
By JohnDwyer , 1 day ago
-
RE: Plug and play solar. Thoughts?
I am also yet to find a case where an installation that...
By Batpred , 2 days ago
-
RE: British Gas vs Octopus Energy vs Heat Geek vs EDF vs Aira vs OVO vs EON.Next vs Boxt
This is what I got from OVO. At least it was quick.. ...
By Batpred , 2 days ago
-
RE: IVT greenline HT Plus E - Circulation Pump Constantly On
Welcome to the forums. Irrespective of which brand yo...
By Mars , 2 days ago
-
RE: 7.5kW Heat Loss, But Quoted a 10kW Midea. No Re-Pipe, No Buffer Tank. Does This Add Up?
Oh, how I love these old scientists!I'm in with your 5 ...
By LeJamaisContent , 2 days ago
-
RE: Jokes and fun posts about heat pumps and renewables
@jamespa Someone who is not easily phased I suppose.
By Toodles , 2 days ago
-
@downfield Once OE had removed our gas meter and capped...
By Toodles , 3 days ago
-
Living with a Low Loss Header (Or Measure For Measure, it’s All About the Pump)
I know, low loss headers (LLHs) aren’t necessarily ‘low...
By Toodles , 3 days ago
-
RE: What is the main ‘dictator’ of Agile’s unit price?
After seeing umpteen negative price slots again today, ...
By ChandyKris , 3 days ago
-
RE: The Reality Behind a Failed Heat Pump Installation – and an IWA Insurance Rejection
@ian-w Getting back to the problem in hand, what do yo...
By JamesPa , 3 days ago
-
RE: Solar Power Output – Let’s Compare Generation Figures
@papahuhu Generally, I leave Homely to take care of mat...
By Toodles , 3 days ago
-
@judith, glad you found the story interesting. On eff...
By Mars , 4 days ago
-
RE: New Vaillant aroTherm Plus in black - When will it come to the UK?
The vaillant controller and app do all of that (and mor...
By JamesPa , 4 days ago

