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JamesPa
@jamespa
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Illustrious Member
Joined: Apr 3, 2023
Last seen: Aug 25, 2025
Profile Activity
Topics: 17 / Replies: 2699
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RE: Battery storage to run Heat Pump.

Im sure that someone who can predict this could earn a lot more money doing other things, like predicting the results of horse races. Seriously thou...

6 months ago
Forum
Energy Storage
Reply
RE: Is it KISS or constant?

You are being too traditional, heat pumps mostly should be run 24*7 as low as possible. There are of course exceptions if you cant get this to work, ...

6 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Is it KISS or constant?

Im with @editor on this, but its definitely worth experimenting. Many (including me) do find that pure weather compensation with absolutely no room...

6 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Split system and pipe lengths

Not materially, the amount of air shifted when its cold means that its essentially sampling the general air temperature. If it can be in full sun the...

6 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Newbie out of her depth – Samsung AE120RXYDEG 12kW heat pump

Was there any more detail or it that it? Its over 8kW, and by the time they make an allowance for DHW they would be able to argue for 12kW based on t...

6 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: What is the best strategy for operating a very oversized heat pump?

I have to agree that in many cases ToU tarrifs will dominate. I guess I should've framed the question as 'in the absence of ToU tarrifs!

6 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Volumisers in Heat Pump Systems: Does Placement Matter?

Not sure about this. The heat pump sees the water returning from the fins, which will be at a temperature determined by the defrost process not any t...

6 months ago
Forum
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Piping, Valves, Radiators & Controls
Reply
RE: Volumisers in Heat Pump Systems: Does Placement Matter?

Not sure about this. The heat pump sees the water returning from the fins, which will be at a temperature determined by the defrost process not any t...

6 months ago
Forum
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Piping, Valves, Radiators & Controls
Reply
RE: Anyone able to provide some feedback before I make my finale decision? Samsung vs Baxi vs Vaillant

@eliuccio Unfortunately, whilst I agree with a lot of what is said above, I dont agree with all of it. For clarity: Firstly Whilst I agree t...

6 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Volumisers in Heat Pump Systems: Does Placement Matter?

Whilst I agree with the final conclusion (flow side placement appears to be best, perhaps with the exception that if the volumiser is outside the insu...

6 months ago
Forum
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Piping, Valves, Radiators & Controls
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