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Toodles
Toodles
@toodles
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Illustrious Member
Joined: Oct 2, 2022
Last seen: Aug 19, 2025
Profile Activity
Topics: 84 / Replies: 1963
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RE: Grant 13kW Aerona3 - issues getting zones to temp

And what about the pipe runs ‘outside’, i.e. in utility spaces or unheated buildings? Are they all well insulated? Regards, Toodles.

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Grant 13kW Aerona3 - issues getting zones to temp

Just thinking about the ground floor pipework, we had our pipe runs insulated with foam material that is split and slips over the pipes; I suspect tha...

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Grant 13kW Aerona3 - issues getting zones to temp

@crimson Are the pipes in areas outside of your ‘living envelope’, in other words, any runs outside of your living spaces, utility area, outside plant...

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Problems with Daikin 18 kW High Temp ASHP

@hughf When I was researching what, which, where, how and why for fitting an ASHP and ridding ourselves of a starting to fail gas boiler, I asked pote...

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Grant 13kW Aerona3 - issues getting zones to temp

@crimson When the radiators downstairs are up-rated and the LWT is lowered, you will find the upstairs lockshield valves are a little less tricky to t...

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Grant 13kW Aerona3 - issues getting zones to temp

@crimson The next stage might be to fit the larger radiators downstairs; this will have several benifits, not only will it heat downstairs more effici...

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Avoid the Heat Pump Villain: Why Low-Loss Headers and Buffers Can Sabotage Your Heat Pump's Efficiency

Thank you Derek, at least it is only a little ‘Devil’ then! Regards, Toodles.

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Avoid the Heat Pump Villain: Why Low-Loss Headers and Buffers Can Sabotage Your Heat Pump's Efficiency

I suspect that the image was subjected to some filesize reduction so here is a close up of the displays. Toodles.

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Grant 13kW Aerona3 - issues getting zones to temp

@iancalderbank In my own case, I started from the coolest room with that Lockshield valve fully open, then progressed around the house from the warmes...

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Avoid the Heat Pump Villain: Why Low-Loss Headers and Buffers Can Sabotage Your Heat Pump's Efficiency

@derek-m Hello Derek, I have left the system running with the thermometers in place for a few weeks now; glancing at the readings from time to time in...

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Grant 13kW Aerona3 - issues getting zones to temp

@crimson I’m not Ian, but, not really! The lockshield is a restriction to flow which is set and remains constant. A TRV provides dynamic changes with ...

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Daikin Altherma noisy heat pump - help and advice needed

Fingers crossed indeed! Toodles.

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
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