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 9, 2026
@dean-royston Yes, local control is absolutely possible either via the Android app that others have mentioned, or using GivTCP with Home Assistant. Th...
Unfortunately their demise is starting to look official: It remains to be seen what will happen - they have several different branches (i.e. as w...
@aventus-eco Thanks Sean, will drop you a line.
@toodles - yes, I'm sure the actual heat requirement will be far less. 100kW is the absolute upper bound, but I'm expecting something around half of ...
@toodles I'm tempted by Agile (recent and last year's costs looking pretty favourable vs Cosy), and then thinking of using a auto-scheduler for the ch...
@derek-m thanks - will include that in my next round of deliberations, certainly. Though in Northern Scotland it's a less attractive 18.8p/kWh today, ...
After many months of planning, sorting funding, disruption, and weather delays, as of yesterday we now have a SE-facing 6.64kWp PV array consisting of...
Quite a nice illustration of the effect of switching to Cosy - guess which day we started! On the data I've had so far (my smart meter's horribly ...
Usually closer to 300 at present, but we are gradually moving from the childhood to the shower-hogging teenager phase of life, so only anticipate it g...
@allyfish battery VAT: thanks for the reminder, however, ours will be part of a PV install, so I think there's no difference in our case. High DHW u...
Hmm, not sure about that - I think that would just shift the overall temperature up. The thing that triggers a reheat is dropping a certain amount rel...
- 27 Forums
- 2,811 Topics
- 66.5 K Posts
- 2,159 Online
- 7,217 Members
Join Us!
Installer Finder
Degrees of Separation
Latest Posts
-
RE: The Changing Jet Stream Could Challenge UK Air Source Heat Pumps
... And that's being generous! I'll tell you a littl...
By SusannaSaunders , 5 hours ago
-
RE: Adding data centre electricity costs to domestic energy bills?
never ceases to amaze me.. Keeping steel works going ...
By Batpred , 6 hours ago
-
RE: Electricity price predictions
great session Reminds me why some politicians can be ha...
By Batpred , 6 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 , 6 hours ago
-
RE: Why don't people choose heat pumps?
With a heatpump tariff, it should be cheaper to operate...
By Batpred , 7 hours ago
-
RE: How much of your renewable and home setup would still work if the internet went down?
absolutely agree. even if many providers see that extra...
By Batpred , 7 hours ago
-
RE: Octopussy cosy 6 experience
People who have a Cosy appear generally to be happy wit...
By JamesPa , 10 hours ago
-
I thought the cr*p came first and the biofuel came afte...
By Majordennisbloodnok , 14 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 , 3 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


