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Sheriff Fatman
@sheriff-fatman
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Reputable Member
Joined: Apr 20, 2025
Last seen: Jan 10, 2026
Profile Activity
Topics: 2 / Replies: 167
AllTopicsReplies
Reply
RE: Tinkerer's corner

@ecoste Interesting figures, thank you for sharing. For context, my heating costs are 55% lower than last year's gas boiler usage, so I'm trying to ...

4 days ago
Forum
Safety, Regulations, Tools, Plumbing & DIY Installations
Reply
RE: Advice for a novice on Mitsubishi Ecodan 6kW

Just to provide some immediate context around this, the last few days have been easily the coldest of this year's heating season, and you're at peak u...

4 days ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Tinkerer's corner

The reason for doing the experiment was based on a lower flow rate increasing the DeltaT at the emitters, as this had typically been around 2-2.5°C at...

5 days ago
Forum
Safety, Regulations, Tools, Plumbing & DIY Installations
Reply
RE: Tinkerer's corner

Happy New Year to all fellow tinkerers. I've been doing some minor fine tuning tweaks on my Ecodan system over the Christmas period and wanted to see...

5 days ago
Forum
Safety, Regulations, Tools, Plumbing & DIY Installations
Reply
RE: Havenwise App Help & Forum Support – Get the Most from Your Heat Pump

Fair enough. The reason for asking was that Henri's post suggested almost no temperature fluctuation from the PAR 60 being recorded. Even with granu...

6 days ago
Forum
Electricity, Tariffs, Monitoring & Providers
Reply
RE: Melpump Users Anywhere?

@f1p Looks good, and will likely be something I use when it becomes available (is it sad that I've picked up that there'll be a new colour coding for ...

1 week ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Solar Power Output – Let’s Compare Generation Figures

Full year 2025 figures per the Sunsynk app are 4,326kWh PV generation and 1,594kWh of export. The system was installed in December 2022, and the 2023...

1 week ago
Forum
Solar Photovoltaic (PV)
Reply
RE: ASHP sizing - value of Heat Transfer Coefficient

I'm a moderator on other, unrelated, forums and the combination of a 1st time poster bumping an old thread with a random link is pretty much the modus...

2 weeks ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Mitsubishi Ecodan R290 10kW performance

And to you too. Wishing you a very enjoyable festive season not worrying about COPs, and where the only flow rates of relevance are potentially the a...

3 weeks ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Tinkerer's corner

Assuming none of this contradicts anything that @transparent said in his more technical reply, I've had practical experience of this.At installation i...

3 weeks ago
Forum
Safety, Regulations, Tools, Plumbing & DIY Installations
Reply
RE: Mitsubishi Ecodan R290 10kW performance

I have the CN105 'dongle' connected to my system, which I'd recommend as an inexpensive purchase if you want to get as much info as the heat pump will...

3 weeks ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Speedcomfort radiator fans

I watched the video to see whether they'd potentially be an alternative to installing fan coil radiators if looking to use the heat pump for cooling, ...

3 weeks ago
Forum
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Piping, Valves, Radiators & Controls
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