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: Aug 4, 2026
Hi Drew. Thanks for the reply. I’ll post his installation details asap. The work is neatly done and all the radiators were changed as per the insta...
Just to say, that we have managed to set up the unit now. 22C target indoor temperature and a heat curve of 0.6. High internal temp but the wife is a ...
@jwilliams89 Your calculations look good at a glance. With respect to the internal pipe strengtheners, I have tended to use the hep2o ones which are s...
Hi. There isn’t anything wrong with using plastic pipes as long as they meet the needs of the emitters. See this by John Cantor. I’ve used them in my ...
Hi @essgeesee Welcome to the forum. Heat pumps work best without zoning or TRV's turning radiators on and off regularly. The way a lot of us use our...
@misterb lol. That’s exactly my situation too. My battery is huawei, I’ll have a look at the fog star thanks.
@delt I think also the levels of insulation in a house come into play. I corresponded with one user who used the same amount of kWh with a heat pump a...
@misterb thanks. I think that mirrors my thoughts. What you say about bigger batteries is interesting. I have a 5kWh battery, it’s a modular sys...
This is actually quite an interesting problem and highlights the difference between efficiency and cost. Heat pumps are most efficient at low flow ...
@jamespa apologises, I did virtually paraphase everything you said earlier 🤣 @notechknowhow as James mentioned, it might be a good idea to ...
@notechknowhow I dont sorry Andy, but your order of priority would be to heat as much as your hot water via the solar thermal first, then the divert...
SPONSORS
Degrees of Separation
Latest Posts
-
RE: PV and battery long payback - sense check query
@davidb Why only 8 panels? With 6000kWh annual usage, i...
By Old_Scientist , 18 minutes ago
-
RE: Can I start an argument about buffer tanks please? 🙂
Assume flow from the heat source is higher than flow to...
By bobflux , 8 hours ago
-
RE: Indevolt Batteries UK Support & Info Thread
Thanks for that. BTW I'd be happy to test one for you...
By BlizzardGreen , 10 hours ago
-
RE: Air source heat pump roll call – what heat pump brand and model do you have?
Forum Handle: adrian Manufacturer: Appliandirect.co....
By Adrian , 11 hours ago
-
RE: Acond heat pump failed after four years - diagnostic quote £940 plus VAT
@downfield Thank you Downfield. This sounds potenti...
By Mia , 23 hours ago
-
RE: Digest of UK Energy Statistics
@jeff Yes my brother in Oz told me of that charge year...
By Jancold , 24 hours ago
-
RE: Love veg, hate watering cans
My dear daughter came for a bath and was given clear (I...
By Jancold , 1 day ago
-
RE: Questions about A2A for heating as well as cooling
@ashp-bobba ah that's good to know, I'll get in contact...
By donciccio , 1 day ago
-
RE: Aircon - in listed buildings
@etchedpixels thanks for giving such a full and helpful...
By GrahamF , 2 days ago
-
RE: Who's your electricity provider and what's your tariff?
@old_scientist The service engineer powered down the ex...
By Papahuhu , 2 days ago
-
RE: Issue with Samsung Cascade System
@jamespa It's a funny system, but was out only option l...
By Renewables345 , 2 days ago
-
RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
Thanks, I like the chart, very helpful and this will de...
By baroquebank , 3 days ago
-
RE: Solar Power Output – Let’s Compare Generation Figures
Production resumed to normal once the issue ...
By MK4 , 3 days ago
SPONSORS
