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: May 31, 2026
@hughf I generally buy kindle books these days, my close up eyesight isn't as good as it used to be, so I find it easier to read. I also appreciat...
@webcmg Excess elec is a financial issue, rather than a green one; it will always find a good home, you just might not get paid for it! At the m...
@webcmg I expect the heatexchanger box will already be insulated inside. If it's easy to open, take a look and pics are always good! I'm suggesti...
@webcmg I think it is fine to insulate controls, just you can't get to them so easily. It's electrical stuff that shouldn't be, as it is a heat so...
@webcmg There is a lot of stuff there, it’s a neat job. Have I understood correctly: A is a heatexchanger box, likely glycol:water, probably has a ...
@webcmg Heatpumps will give a poor COP heating dhw - they have to run hot which they don't like, and there's often a lot of pipework that gets heat...
@transparent Yes, flash to V2H. The reason to add extra meters would be to evaluate the round trip inverter-car-inverter performance. There is ...
@jeff I'm pretty sure they are the same unit! We are still on the Ovo V2G trial, it finishes in a few weeks. The original installation involved a cu...
@alanb Hope you’re getting over the lurgie, there’s a lot of it about! I can understand you wanting to reduce your electricity use, it is high. Can ...
I found a website with a bit more technical writing on it: I haven't seen the efficiency of it anywhere, and I think it needs a source of heat of...
@Mars I know you have a very large property, which will have a large surface area so lots of places for heat to leak out. Would EWI (External Wall In...
Polly Toynbee has an article in the guardian, wanting to get rid of the standing charge - and even to go beyond that and make initial energy use free,...
SPONSORS
Degrees of Separation
Latest Posts
-
RE: Next steps on my ASHP journey: Radiators and Pipework
Great. You just need to find a way of cranking up your...
By JamesPa , 53 minutes ago
-
RE: Heat Pumps Without Grants: Would You Have Installed One & Will You Now?
We had two heat pumps installed without Govt funding. H...
By Rob of York , 1 hour ago
-
RE: Where heat loss surveys seem to go against practical reality
Can you add up the energy used for DHW each day? If so ...
By Rob of York , 2 hours ago
-
There arent many of these hitachi pumps around here so ...
By JamesPa , 6 hours ago
-
RE: 7kW EV Charger Options Advice
I’ve had an EV with wall charger for over 3 years and t...
By AndrewJ , 8 hours ago
-
My Adapt is finally installed and running! Almost a yea...
By tomasmcguinness , 8 hours ago
-
-
RE: Being screwed over by Volkswagen Audi Group
Thanks, @batpred. That integration is the one I have in...
By Majordennisbloodnok , 3 days ago
-
RE: How Accurate Is My DIY Heat Loss Calculation?
@batpred I suspect it will be more this year. I had 9 ...
By AndrewJ , 3 days ago
-
RE: Surface mount or bury primaries for heat pump installation?
@jamespa It's rusting 🙂
By tomasmcguinness , 3 days ago
-
RE: Glass lined Cylinder for private water supply
Thank you, once again, for your replies. Yes...
By ian33a , 3 days ago
-
It’s been out a few days and Amazon has already attache...
By Mars , 3 days ago
-
RE: Missing flow temperature in Heat Geek proposal
Yes, and this is another point I agree. We did find a f...
By Batpred , 3 days ago
-
RE: Problems with sizing a replacement for a Viessmann Vitocal 200-S
A very good point. In effect, the DHW pipework is an em...
By cathodeRay , 3 days ago
-
RE: Solar Power Output – Let’s Compare Generation Figures
@tim441 Here are those same three month periods for 202...
By Toodles , 5 days ago
SPONSORS
