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bontwoody
bontwoody
@bontwoody
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Noble Member
Joined: Mar 5, 2022
Last seen: Aug 16, 2026
Profile Activity
Topics: 39 / Replies: 1016
AllTopicsReplies
Reply
RE: New 5kW Samsung Gen6 heat pump owner with loads of questions

@johnnyb So I think what might be happening is at the very low flow temperature you are trying to use, you cannot get the UFH to release enough energy...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: New Samsung 12KW Heat Pump Help

@dunlorn @mike-h I’ll try and get the original post where this was stated as an excerpt was passed to me. unfortunately I don’t find that the Sa...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: New 5kW Samsung Gen6 heat pump owner with loads of questions

Hi @johnnyb I have the same heat pump as you but use radiators not UFH. You should be able to run the UFH on a lower flow temperature than radiator...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: New Samsung 12KW Heat Pump Help

@dinhp Ive just come across some info that improves your SCOP. I was dividing your Generation kWh / Usage kWh to get COP, but it appears Samsung hav...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Has anyone replaced an old ASHP with a new one?

@pressure Well mine was a new installation in this house, but if upgrading I would definitely install anti frost valves if you are using antifreeze so...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Has anyone replaced an old ASHP with a new one?

Couldnt you just replace the old Heat Pump unit, leaving everything else as it is? My 5kW Samsung cost just over 2K last year and its simple to switch...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Non standard houses with non standard owners

I remember watching a heat geek video about the effects of unheated rooms and how it would impinge on efficiency as the flow temperature in other room...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Fitting emitters with output greater than room heat loss.

@jancold yes it’s fine to oversize them, you can just limit their output as required with the valves. It gives you some more flexibility as to room...

2 years ago
Forum
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Piping, Valves, Radiators & Controls
Reply
RE: Do thick walls make for warm houses?

@robl Thanks, thats interesting 🙂

2 years ago
Forum
Insulation
Reply
RE: Do thick walls make for warm houses?

@sunandair So my take on it would be that having the walls thermal mass inside the insulation layer, would act as a thermal store and be ideal for 24/...

2 years ago
Forum
Insulation
Reply
RE: Heat Pump SCOPs – The Truth Might Not Be What You Think

Two other things that greatly effect SCOP but havent been mentioned are the climate where you are living and what you deem to be a comfortable interna...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Heat loss with gas usage.

Its a big house Alan so getting an accurate heat loss will be important. If I were you I would try and go lower than 54C with your boiler during a col...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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