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: Oct 19, 2026
@jamespa Agreed I don't feel concerned about this, especially as it reverts back, so it can't be leaking out.
As winter is coming back, I can give an update -- so the new installer came months ago and flushed the system and removed the small strainer and inste...
@adamk yes they equalise once off
@adamk not sure I want to mess with the lockshields I assume that would mess with the balancing. have someone coming next Wednesday to take a look ...
@adamk - Its a huge system, ground floor is predominantly UFH around 100sqm, rest is rads I think 13 of them
@adamk - Yes they get very close when HP is off within 0.1 or 0.2 once the HP goes on there a difference of 0.4-0.6
Yes there is a magnetic filter (Zeparo) -- I was told it was flushed but I really don't recall a big noisy machine running for hours, so makes me thin...
Just an update, so I had been trying to make contact with my heat geek installer and was getting no response, only to find out they have parted ways, ...
Adrian my knowledge really does not go that far, there are so many pipes in my system, as its mixture of underfloor and rads and lots of everything. ...
God I hope it’s not a blockage already had pump replaced. Also come to think of it the difference was there on Day 0 of install as I remember asking t...
SPONSORS
Degrees of Separation
Latest Posts
-
RE: How much of your renewable and home setup would still work if the internet went down?
Agree but remember to retain your isp router as they wi...
By JamesPa , 9 minutes ago
-
RE: The Changing Jet Stream Could Challenge UK Air Source Heat Pumps
@susannasaunders Reluctantly I think i agree with @r...
By JamesPa , 15 minutes ago
-
RE: Why don't people choose heat pumps?
It's swings and roundabouts - during off-peak periods t...
By Temperature_Gradient , 1 hour ago
-
RE: Adding data centre electricity costs to domestic energy bills?
never ceases to amaze me.. Keeping steel works going ...
By Batpred , 8 hours ago
-
RE: Electricity price predictions
great session Reminds me why some politicians can be ha...
By Batpred , 9 hours ago
-
RE: Boiler Upgrade Scheme funding reduced by circa £750 million in 2026 budget
Absolutely agree. The massive Hager CU my vaillant requ...
By Batpred , 9 hours ago
-
RE: Octopussy cosy 6 experience
People who have a Cosy appear generally to be happy wit...
By JamesPa , 13 hours ago
-
I thought the cr*p came first and the biofuel came afte...
By Majordennisbloodnok , 16 hours ago
-
RE: Aerotherm and weather compensation
@jamespa I replied yesterday with detailed readings whi...
By DavidB , 2 days ago
-
RE: Marvel Heating liquidation
@editor This is an important point. each winter, you...
By davidnolan22 , 3 days ago
-
RE: Solar Power Output – Let’s Compare Generation Figures
Very nice. we’ve been super soggy here, but rather m...
By Papahuhu , 4 days ago
-
RE: DIY powerflushing tutorial
Interesting! I toyed with the idea too. But I installed...
By bobflux , 4 days ago
-
RE: 15kw pump for 225m2 1990's house - over kill?
@seaviews Agree with the others on sequence: loft first...
By mk1234 , 4 days ago
-
RE: Vaillant ecoTEC Plus - Flow Temp and Set Up
Heating been on for 4 weeks now, continuous. It's 6C o...
By trebor12345 , 5 days ago
SPONSORS
