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Rusty
@rusty
Member
Trusted Member
Joined: Dec 11, 2021
Last seen: Feb 6, 2026
Profile Activity
Topics: 2 / Replies: 54
AllTopicsReplies
Reply
RE: New PCM product

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...

5 years ago
Forum
Energy Storage
Reply
RE: New PCM product

Has anybody seriously considered installing a Sunamp heat battery? How about a Caldera system (though I don’t think these are available yet)?

5 years ago
Forum
Energy Storage
Reply
RE: Hydrotreated vegetable oil (HVO)

@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...

5 years ago
Forum
Wood Burners, Biomass, Small Scale, Biofuels & Other Heating Alternatives
Reply
RE: Hydrotreated vegetable oil (HVO)

@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...

5 years ago
Forum
Wood Burners, Biomass, Small Scale, Biofuels & Other Heating Alternatives
Reply
RE: ASHP vs GSHP for Non-Domestic Building

@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, ...

5 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: ASHP vs GSHP for Non-Domestic Building

@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 ...

5 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: South West installer recommendation

@mattengineer Did you progress this any further? Do you feel able to share the companies that you have contacted, experiences, etc? We are also ...

5 years ago
Forum
Solar Photovoltaic (PV)
Reply
RE: ASHP vs GSHP for Non-Domestic Building

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...

5 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Freezing and expensive - our heat pump experience so far

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...

5 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Freezing and expensive - our heat pump experience so far

@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...

5 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Freezing and expensive - our heat pump experience so far

@bobbt9866 Thanks for providing the performance data, really useful. I did search for something like this before my earlier post, but couldn’t find ...

5 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: 11.2kW Ecodan in 182sqm property

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...

5 years ago
Forum
Air Source Heat Pumps (ASHPs)
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