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Illustrious Member
Joined: Jan 20, 2022
Last seen: Jul 5, 2025
Profile Activity
Topics: 16 / Replies: 2407
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RE: Renewables & Heat Pumps in the News

Thanks for the nudge @judith Yes, I do have more technical information on the likely causes of the Iberian Outage,but please appreciate that I'm alr...

2 months ago
Forum
Well & Truly Off The Grid
Reply
RE: Massive Electricity Cost for Running My Air Source Heat Pump

I agree @mark-h The Building Regs are now very readable...... although I do miss the sections of 'advisories' and illustrations of acceptable practice...

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Ecodan Legionella cycle - immersion heater problem

Thanks for letting us know @clockworks I admire your optimism that the thread is now 'closed'. It'll get re-opened at some point...... when someon...

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Say hello and introduce yourself

Has the inverter got enough oomph to run your ASHP from the backup (always on) port?Or are you content to lose heat output during a power-cut?

3 months ago
Forum
Introductions, Forum Rules & Updates
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RE: In the middle of an ASHP installation - a few questions (and issues)

Thank you @robs - that very useful data. The issue was mentioned to me by a Network Planner for a DNO. There's considerable diversification applie...

3 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: In the middle of an ASHP installation - a few questions (and issues)

@jamespa - how is that the Vaillant data-logging is showing a COP below 1.0 on occasions? Separately... Do any of these manufacturer's data-logs...

3 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: ASHP Pipe sizes

I don't think the two conduits should be spaced horizontal to each other because they might block the flow of concrete when it's poured.That could lea...

3 months ago
Forum
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Piping, Valves, Radiators & Controls
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RE: ASHP Pipe sizes

Height above ground level matters only when you're considering the position at which you'll place the drain-valves.They'll obviously need to be at the...

3 months ago
Forum
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Piping, Valves, Radiators & Controls
Reply
RE: ASHP Pipe sizes

That's great @fingers ICF construction is known to me, although it's not used much in my area. Let's look first at the conduit needed to carry the ...

3 months ago
Forum
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Piping, Valves, Radiators & Controls
Reply
RE: ASHP Pipe sizes

I'm just trying to imagine this construction approach @fingers Is the concrete to be an 'internal' wall in which energy is stored as heat?And you ...

3 months ago
Forum
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Piping, Valves, Radiators & Controls
Reply
RE: How hard and expensive would it be to change panel and add battery?

Do you know how this is being achieved? Is there data communication between the battery and Octopus?Or is this a user-setting which you've configure...

3 months ago
Forum
Air Source Heat Pumps (ASHPs)
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