Last seen: Feb 6, 2026
Hi @derek-m The Caldera one? Yes, I sort of tossed that one in, £12k is rather a lot. We are partially refurbishing our house, which is long and t...
Has anybody seriously considered installing a Sunamp heat battery? How about a Caldera system (though I don’t think these are available yet)?
@editor Thanks for this useful information, I wasn’t aware of this fuel. Regarding it’s green credentials, it appears to be derived from waste veget...
@editor I looked up some figures from our oil boiler spec. which might be useful for comparison. For the specified nozzle size, the oil usage rate i...
@derek-m Thats one of the things that I was thinking about, the amount of time the building is in use, presumably careful HP scheduling would help, ...
@mona Just some thoughts. It’s not clear to me what stage you are at in the process and how far along you have got. I’m just starting out looking ...
@mattengineer Did you progress this any further? Do you feel able to share the companies that you have contacted, experiences, etc? We are also ...
Hi @mona The following might be of some use as an initial guide, particularly the introductory bits, though it’s probably not aimed at the general p...
Would it be “Seasonal Auto Mode” in the installation menu? Seems to have upper and lower external temperatures and water heat flow temperatures, but a...
@bobbt9866 Sorry, I think that I may have caused more confusion. I was referring to my earlier post in which I was trying to support @anng and ref...
@bobbt9866 Thanks for providing the performance data, really useful. I did search for something like this before my earlier post, but couldn’t find ...
Not familiar with the FTC6, just trying to learn about the control systems, I’ll have to read the data sheet and more about weather compensation and a...
- 27 Forums
- 2,505 Topics
- 58.1 K Posts
- 303 Online
- 6,237 Members
Join Us!
Worth Watching
Latest Posts
-
@jamespa Also a good way to get data- I have had a p...
By Travellingwave , 14 minutes ago
-
RE: New Solar, Batteries, Air Source and Under Floor Heating advice please
Good idea IMHO. You just need some appropriate time co...
By JamesPa , 20 minutes ago
-
RE: Testing new controls/monitoring for Midea Clone ASHP
Hi all. I have made some progress regarding cause of cy...
By Tasos , 22 minutes ago
-
RE: Rate the quality of your heat pump design and installation
My boiler had its service back in July last year (2025)...
By N1ckw , 40 minutes ago
-
RE: Need some help with choosing the right Rads
Wow, thats a big (or very poorly insulated) bathroom. ...
By JamesPa , 1 hour ago
-
RE: Setback savings - fact or fiction?
Monty Python may have asked 'what have the Romans ever ...
By cathodeRay , 3 hours ago
-
RE: Knock on effective of balancing radiators
Decorators caps, not screwed down (they can actually be...
By JamesPa , 3 hours ago
-
RE: Homely setup on daikin heat pump
@craigh Hello, I had best explain how my Homely control...
By Toodles , 4 hours ago
-
The road to upgrading to the latest CU standard is ofte...
By Batpred , 16 hours ago
-
RE: Electricity price predictions
I'm not so sure that the rest of society values a maths...
By JamesPa , 18 hours ago
-
RE: Say hello and introduce yourself
Thanks a lot GC61 - I'll open a separate thread in due ...
By Kev1964-IRL , 20 hours ago
-
RE: The Hidden Secret to a Successful Heat Pump: Pipe Size Matters
@falesh having a house of similar age the two issues I ...
By Terry1812 , 20 hours ago
-
RE: Our Experience installing a heat pump into a Grade 2 Listed stone house
Remember that the house continues to lose energy when t...
By JamesPa , 21 hours ago
-
RE: Renewables & Heat Pumps in the News
@editor I'd missed that, and it's a very good response ...
By Sheriff Fatman , 24 hours ago
-
There has been quite a bit of discussion (mostly on OEM...
By MartinRobinson , 1 day ago
-
RE: RDSAP10 effect on existing heat pump EPC rating?
@af1 My EPC rating jumped from E to C after installatio...
By dr_dongle , 1 day ago
-
RE: A Smarter Smart Controller from Homely?
@odd_lion the minimum MCS requirement is 2.8. I don't...
By benson , 1 day ago
-
RE: Advice on potential HW Cylinder size
I think the comment about heating from cold is quicker ...
By sjcsystems , 2 days ago
-
RE: Ideal HP290 14kW ASHP - how to optimise
Hi You can get a stethoscope for less than 10€ on Ama...
By bobflux , 2 days ago
-
RE: Struggling to get CoP above 3 with 6 kw Ecodan ASHP
Your DT is to low, you do not have enough heat exchange...
By ASHP-BOBBA , 2 days ago
-
RE: What determines the SOC of a battery?
I am aware. But is your chart direct from a Pace BMS ap...
By Batpred , 2 days ago
-
RE: Call for heat on open loop weather comp system
I don't know Grant system but most ASHP are very simila...
By ASHP-BOBBA , 2 days ago
-
@painter26 — good idea. Please do let us know what he s...
By cathodeRay , 2 days ago
-
RE: Solis inverters S6-EH1P: pros and cons and battery options
Yes, but I need to reopen the battery box.. I just noti...
By Batpred , 2 days ago

