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: Apr 2, 2026
Yes all those probes in the photo are tucked and wrapped around the copper pipes and insulated with no air to interfere with the readings. I will put ...
If the return was at the top the flow setter would read 0? I'm guessing they only work one way. As u said I think a pipe trace needs doing and I'll do...
[/quote] I don't think this solves it as being upside down would mean the pump is pulling the other way and it would be the coldest flow as it would...
duplicate ignore
@bobflux yes the wilo pump is on the heating circuit side. The flow setter is not upside down as the arrow is pointing up. towards the tank. plus I ge...
@jamespa Thanks James, I agree with you on most of this. it's just that I'm not a plumber or heating engineer so my knowledge is literally based on wh...
@prunus I thought the pipes in the walls were15mm which come off the 22 pex in the loft. But having just checked it looks like they are 22's and then ...
@editor Hi Mars, I hope you are well. I wasn't sure if I should post a question or PM so I did both. I jumped on a threat recently wh...
So an update but not much success. System was power flushed which seemed to get rid of the vibrating, but my flow rate still is awful. It slowly degra...
@prunusk I guess I was being generic with PV The pipe is the below. JG Speedfit WC22BPEX PEX Pipe.
@prunus Thank you very much. I'll do my best to give all the details. So I have the 13kw Grant Aerona3 R32. No buffer or volumiser at all. I know the ...
SPONSORS
Degrees of Separation
Latest Posts
-
RE: Volumisers in Heat Pump Systems: Does Placement Matter?
Volumisers are normally plumbed so that they are in the...
By JamesPa , 1 hour ago
-
@toodles possibly. The £9k labour charge for 4-5 days w...
By AndrewJ , 6 hours ago
-
RE: Plug and play solar. Thoughts?
My thought is simple. Bring it on and bring on plug in...
By JamesPa , 10 hours ago
-
RE: Heat Geek mini store vs pump size
Yes I agree, that’s why Heat Geek have most likely sele...
By Tomtheheatingengineer , 23 hours ago
-
RE: Who's your electricity provider and what's your tariff?
@chandykris Swings and Roundabouts, you win some…. ...
By Toodles , 23 hours ago
-
@tomtheheatingengineer, thank you, and welcome to the f...
By Mars , 1 day ago
-
RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
@majordennisbloodnok @tomtheheatingengineer For my ...
By JamesPa , 1 day ago
-
RE: Do I add Air Con or MVHR to existing A2W ASHP?
There is scope for product development here. I for one...
By JamesPa , 1 day ago
-
RE: Is the "divide by 2900" rule still valid?
Really flow rate is a pipework limitation not a water p...
By JamesPa , 2 days ago
-
RE: The good, the bad and the not that great – my heat pump installation
@burtis, I’ve followed this thread pretty much from the...
By Mars , 5 days ago
-
RE: Starting Our Heat Pump Journey: 1962 build 3 bed detached house
First time poster here but I can share my experience as...
By SCH , 5 days ago
-
RE: Is it the house or the equipment?
...which, I've found out, is pretty much impossible to ...
By Majordennisbloodnok , 5 days ago
SPONSORS
