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 9, 2025
@derek-m Indeed - definitely a D- for effort!I calculated the COP on the Central Heating which is running at 3.7. The DHW is much worse - around 1.6
Hi all thanks for the comments. Before everyone leaps to conclusions about the amazing performance I have to admit to a typing error at 7am this morni...
@siko Good question. We didn't specify it so not entirely sure who did the calcs. That said, for 7-8 months a year it only has to deal with hot water....
@kev-m Thank you for sharing your experience and recommendations. I may have to get acquainted with the dip switches!
@derek-m Thank you Derek. I appreciate your insights. It is remarkably difficult to really interpret what a lot of the 'manuals' are saying!
@markc Thank you. That is my plan A but good to have it validated. If I need more, it doesn't seem like the additional components are too expensive to...
- 27 Forums
- 2,811 Topics
- 66.5 K Posts
- 3,768 Online
- 7,219 Members
Join Us!
Installer Finder
Degrees of Separation
Latest Posts
-
RE: Heat Geek installations: share your experiences
It's heavily dependent upon the actual installers and I...
By EtchedPixels , 4 hours ago
-
RE: Why don't people choose heat pumps?
Savings you need to consider versus the investment valu...
By EtchedPixels , 4 hours ago
-
RE: The Changing Jet Stream Could Challenge UK Air Source Heat Pumps
@susannasaunders An interesting conversation to have ...
By Rob of York , 12 hours ago
-
RE: How much of your renewable and home setup would still work if the internet went down?
Yes, in my case, the ISP hub is permanently there, they...
By Batpred , 15 hours ago
-
RE: Electricity price predictions
@rob-of-york sounds like a term that Heidegger would...
By Papahuhu , 16 hours ago
-
RE: Adding data centre electricity costs to domestic energy bills?
never ceases to amaze me.. Keeping steel works going ...
By Batpred , 1 day 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 , 1 day ago
-
RE: Octopussy cosy 6 experience
People who have a Cosy appear generally to be happy wit...
By JamesPa , 1 day ago
-
How Can I Prove Coal Was My Main Heating Source Without Receipts?
thank you for having me,i am just asking for advice i h...
By Chilli304 , 1 day ago
-
I thought the cr*p came first and the biofuel came afte...
By Majordennisbloodnok , 1 day ago
-
RE: Aerotherm and weather compensation
@jamespa I replied yesterday with detailed readings whi...
By DavidB , 3 days ago
-
RE: Marvel Heating liquidation
@editor This is an important point. each winter, you...
By davidnolan22 , 4 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 , 5 days ago
Members Online
No online members at the moment


