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JamesPa
@jamespa
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Illustrious Member
Joined: Apr 3, 2023
Last seen: Jan 10, 2026
Profile Activity
Topics: 20 / Replies: 3874
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RE: Setback savings - fact or fiction?

My first comment is that this is a heroic effort to eliminate variables and illustrates how difficult this problem is. I might suppose that the fact ...

6 days ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Eve Thermo Gen 5 Smart TRV

Interesting. Are they getting bunged up do you think, or somehow 'shifting'. I haven't seen them in the flesh but from the photos they look like the...

6 days ago
Forum
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Piping, Valves, Radiators & Controls
Reply
RE: Eve Thermo Gen 5 Smart TRV

Thats an interesting comment. Does accuracy matter or is it sufficient that the adjustment (valve authority according to Heat Geek) is reasonably lin...

7 days ago
Forum
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Piping, Valves, Radiators & Controls
Reply
RE: Eve Thermo Gen 5 Smart TRV

Fair enough. I confess I didn't listen to the video. Im not sure the use you describe is limited to botched heat pump systems though, as you say roo...

7 days ago
Forum
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Piping, Valves, Radiators & Controls
Topic
Recommended home battery inverters + regulatory matters - help requested
7 days ago
Forum
Energy Storage
Replies: 97
Views: 812
Reply
RE: Weather compensation- why you should use it

Here in the south of the UK I don't find the need to vary the weather curve but I do switch from 'no room influence' to 'expanded' mode (which acts as...

7 days ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Eve Thermo Gen 5 Smart TRV

er,,, but presumably its still a TRV and thus not particularly suitable for heat pumps?

7 days ago
Forum
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Piping, Valves, Radiators & Controls
Reply
RE: Help needed with Grant Aerona 3 issues

@fleurcules thats great news. My advice is to make sure he demonstrates high temperature operation and if you can note the cop when he does it (diffi...

7 days ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Radiator sizing sanity check

Great then, you seem to be well sorted. Before I 'sign off' completely I should say that many of my comments above about possible causes no longer a...

7 days ago
Forum
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Piping, Valves, Radiators & Controls
Reply
RE: Radiator sizing sanity check

Frankly Im not surprised. Please do read my previous post which, following 3 years on this forum and a very successful personal heat pump install, is...

1 week ago
Forum
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Piping, Valves, Radiators & Controls
Reply
RE: Radiator sizing sanity check

Decades of dirt cheap North sea gas killed the competence of the heating industry in the UK. Just shove in a grossly oversized 30kW condensing boiler...

1 week ago
Forum
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Piping, Valves, Radiators & Controls
Reply
RE: Radiator sizing sanity check

Ah, now it makes more sense. If it's sitting on the grille it's measuring air temp not rad temp. They need to be properly strapped to the radiator i...

1 week ago
Forum
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Piping, Valves, Radiators & Controls
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