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JamesPa
@jamespa
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Illustrious Member
Joined: Apr 3, 2023
Last seen: Aug 9, 2025
Profile Activity
Topics: 17 / Replies: 2681
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RE: New Heat Pump - mixer shower pressure

Agree. Fortunately UVC installations (which almost always are included with an ASHP) include a pressure reducing/balancing valve to supply cold water...

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Anyone able to provide some feedback before I make my finale decision? Samsung vs Baxi vs Vaillant

@heatgeek Firstly thank you for all this discussion as a result of which i have (I think) understood the way heat pumps operate better than ever be...

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Help me keep the faith with my installation

@adamk I am sorry to hear about your initial troubles. Can just a) support what @mars says and b) add that, if you get a good installation, which w...

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Frequent power outages in the Southeast – A sign of things to come?

I checked mine and it came back on. Took about 10s of 'loading' then doing it's job. Its not the first time I've done this and it never occurred to ...

4 months ago
Forum
Electricity, Tariffs, Monitoring & Providers
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RE: Noise problems with newly installed Samsung 8kW ASHP

I have a real problem with that as its effectively retrospective planning legislation. What was legal as regards building has to remain legal, otherw...

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: help sizing rads based on room by room heat loss

Because they don't know your room temperature and it's only (average) DT that matters Not strictly I think. It's 20 plus half the DT between flo...

4 months ago
Forum
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Piping, Valves, Radiators & Controls
Reply
RE: Noise problems with newly installed Samsung 8kW ASHP

Fair enough and very believable. I was responding to a comment which seemed to be suggesting that their use should be somehow restricted by regulatio...

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Anyone able to provide some feedback before I make my finale decision? Samsung vs Baxi vs Vaillant

Not so sure about that. Points 3-4 are on a constant (refrigerant) temperature line, which you can see because refrigerant temperature is on the diag...

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Anyone able to provide some feedback before I make my finale decision? Samsung vs Baxi vs Vaillant

Id go for a definite maybe. The question was about balancing. If you adjust the flow overall down on a system where the radiators are balanced then a...

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Noise problems with newly installed Samsung 8kW ASHP

The Telegraph teasers are in one sense baffling and in another sense easy to understand. Most people only look at the teasers and of course they have...

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Anyone able to provide some feedback before I make my finale decision? Samsung vs Baxi vs Vaillant

I honestly dont know. Mitsubishi seem to have a fairly similar modulation ratio, but those pumps are, I think, also constant flow (like Vaillant the ...

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
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