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: Sep 4, 2026
We are saying the same thing - the ordinary prospective heat pump owner should not have to delve deep into technical data. The essential key facts, in...
It doesn't need to be that complex (the great being the enemy of the good). Also removing the inhabitants removes one of the key variables - human beh...
I think @matwin may be after the next stage. The ABC guide covers the basics - jargon and principles - but doesn't go so far as how to select an insta...
My installer used the Freedom heat pump spreadsheet, which until recently was widely available and widely used. It is highly MCS focused (for grant ap...
@matwin - a good summary, though in fairness I should add there are also a few friendly dolphins out there as well. The problem, as many have discover...
It's there for historical reasons. In the early days after I had my heat pump installed I suspected it may be under-powered because a 14kW Midea heat ...
@matwin - one of the more confusing until you have got your head round it yet important things is the distinction between power and energy. For whatev...
SPONSORS
Degrees of Separation
Latest Posts
-
RE: Missing flow temperature in Heat Geek proposal
@batpred Which is what I did and I am very happy with t...
By L8Again , 22 minutes 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 , 2 hours ago
-
RE: Being screwed over by Volkswagen Audi Group
No worries, I can't really argue with your logic and I ...
By Old_Scientist , 16 hours ago
-
RE: 7kW EV Charger Options Advice
Thank you Rusty, all of those subtleties were lost on m...
By Judith , 21 hours ago
-
RE: Next steps on my ASHP journey: Radiators and Pipework
Flow rate is set by pressure created by the circulator ...
By bobflux , 2 days ago
-
RE: Glass lined Cylinder for private water supply
I have one of those... a Thermal Store. In my case th...
By Transparent , 2 days ago
-
RE: Solar Power Output – Let’s Compare Generation Figures
@tim441 Here are those same three month periods for 202...
By Toodles , 2 days ago
-
RE: Adding additional Solar Panels to a DC coupled battery system
@transparent thank you for your reply above. As alway...
By Old_Scientist , 3 days ago
-
RE: How Accurate Is My DIY Heat Loss Calculation?
@kilgorexv definitely a larger inverter will help and m...
By AndrewJ , 5 days ago
-
RE: Adventures in heat loss calculations
@rob-of-york — thanks for posting this, all very useful...
By cathodeRay , 5 days ago
-
RE: Surface mount or bury primaries for heat pump installation?
The installation is almost done! I've written up two ...
By tomasmcguinness , 5 days ago
-
RE: Switch suitable to change between two inverter CT's
Last winter my battery ,32KWh, could run the house com...
By Jancold , 6 days ago
-
RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
Agree with Major. And even if I was very happy with ...
By Batpred , 6 days ago
-
RE: Is the "divide by 2900" rule still valid?
There is another estimator that you could use, a formul...
By Rob of York , 6 days ago
SPONSORS
