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: Mar 17, 2025
@editor The Sero homes project near to where I live looks amazing 🙂
Hi Scott, I have this problem on my UFH and have repeatedly mentioned this to my installers but have had no satisfactory investigation into it (I'm ...
How does a MHRV unit affect a heat loss calculation? I'm pretty sure most are only 50 - 80% efficient so some heat must be lost right? Even in complet...
Ok, so the work outstanding to refit the strainer and finish flushing the system has been booked, but then get another email saying I will have to all...
@editor Ha ha yes ok! I retract my comment, it's just I'm feeling in a bit of a David versus Goliath situation with my installers and other parties at...
@barrystables1 I did say this might be the case in a previous post, i.e that it might be that the compressor is blocked from running and not actually ...
@editor I think I remember reading a while back about another member who had to go down a legal avenue. Any idea who that law firm was? This whole sit...
Vaillant have been out and repeatedly drained the system until filter stayed less blocked, and have asked another company to finish the work but I can...
@derek-m I'm too afraid to touch anything but will ask a Vaillant engineer to look at it asap.
@derek-m What is a reasonable timescale to ask for a resolution given the fact I have no hot water (I will ask Vaillant about if the circ pump can be ...
@heat-pump-newbie Yes, the installer did it. Well-meaning I guess as they were fed up repairing leaks but Vaillant seem to think it's affected the flo...
@editor Sorry, I should have said they replaced the buffer but altered some pipework I think. That latest repair has caused the whole system to break ...
- 26 Forums
- 2,647 Topics
- 61.8 K Posts
- 1,517 Online
- 7,045 Members
Join Us!
Latest Posts
-
RE: A2A vs A2W: Which Heat Pump Would You Pick?
MCS aren't involved in commercial a2a installations whi...
By JamesPa , 46 minutes ago
-
RE: New Vaillant aroTherm Plus in black - When will it come to the UK?
Interesting. Perhaps wait and see how things develop! ...
By JamesPa , 49 minutes ago
-
Any readers with an interest in Solar Farm generation i...
By Toodles , 1 hour ago
-
RE: Heat Pump Operation in Summer - Valliant 7kW
Yup! Summer in Spring. Wonder if Summer will last unt...
By Majordennisbloodnok , 2 hours ago
-
RE: Solar Produced vs Home Consumed
It's worth adding that if you have a hot water tank and...
By JamesPa , 3 hours ago
-
RE: Heat Pump Overpromising – What Were You Actually Told Before You Bought?
@editor Sorry Mars, I didn’t see a notification about ...
By Toodles , 4 hours ago
-
RE: Hitachi Heat Pump being replaced with Vaillant
Yes to be configured as a volumiser. The pump is to be...
By trebor12345 , 4 hours ago
-
RE: Anyone concerned about GivEnergy?
So it seems subscription day has finally arrived for Gi...
By TechnoGeek , 6 hours ago
-
RE: How many people are happy with their ASHP and do you believe them?
I agree, and not. Energy prices are a largely politica...
By JamesPa , 8 hours ago
-
Yes, you will need to notify them even if the inverter ...
By Old_Scientist , 8 hours ago
-
RE: Heat Pump Manufacturers Recommending Buffer Tanks
@tony-stolz, I think @jamespa has already covered the h...
By Mars , 21 hours ago
-
@editor "The interesting bit is that many modern invert...
By Singlespeed , 1 day ago
-
RE: Ecodan & MelCloud scheduling
With the prospect of warmer weather this week, I brough...
By downfield , 1 day ago
-
RE: Help me keep the faith with my air source heat pump installation
My heating developed a really severe case of noise and ...
By JamesPa , 2 days ago



