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Papahuhu
@papahuhu
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Reputable Member
Joined: Aug 4, 2025
Last seen: Apr 24, 2026
Profile Activity
Topics: 7 / Replies: 245
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RE: Radiator sizing sanity check

@jamespa I’ll gorilla tape another one it to the side of the radiator then, somewhere near the inlet. Then compare both readings and get back to yo...

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

@jamespa they are IP54 data logging temp and humidity sensors that send a Bluetooth signal back to my computer. Rather than PT100 type RTDs. But, y...

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

Hence my question on the forum 😀 But what, is the question. The temp measuring devices I purchased are mid price range, not budget jobs. Ac...

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

Yes, that’s exactly what is happening. The only thing to add to it is that it’s a relatively spacious room at 110m3 in volume according to the survey,...

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

Thanks I will try to put it down chronologically. As background, here is my internal system, installed in an unheated garage. The only part you can’...

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

The heat pump unit I have, Samsung gen6 16kW mono, single phase. The manual states the nominal flow rate as 46.7 l/min, when I go and check my actual ...

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

@jamespa Do appreciate your assistance, without the run data we are both blind. I’ll let you know how it goes next week, I live in my false hope ...

4 months ago
Forum
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Piping, Valves, Radiators & Controls
Reply
RE: Solar Power Output – Let’s Compare Generation Figures

@transparent As easy as putting sparklers in champagne glasses (thought I’d start the new year in bad taste). My first house purchase was from a bu...

4 months ago
Forum
Solar Photovoltaic (PV)
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RE: Solar Power Output – Let’s Compare Generation Figures

@editor i can’t believe you run a heat pump without being on a time of use tariff. I’m sure your power bill would make my toes curl.

4 months ago
Forum
Solar Photovoltaic (PV)
Reply
RE: Radiator sizing sanity check

@jamespa Thanks, yes. I think there are multiple hardware and control system issues. Just as a hammer has a primary purpose of inserting nails, the...

4 months ago
Forum
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Piping, Valves, Radiators & Controls
Reply
RE: Solar Power Output – Let’s Compare Generation Figures

@toodles I was thinking along biblical lines, I’ve got some fence posts that would make a sturdy cross. I could put it in the front garden to remind t...

4 months ago
Forum
Solar Photovoltaic (PV)
Reply
RE: Radiator sizing sanity check

It’s not 2 minutes, it heats up for 40-50 minutes, at nearly full blast, then stops completely as the homely registers a downstairs temp above target....

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