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Travellingwave

@travellingwave

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Trusted Member

Joined: Jan 4, 2023
Last seen: Apr 1, 2026

Topics: 2 / Replies: 51

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RE: Our Experience installing a heat pump into a Grade 2 Listed stone house

@robs Here is my results from heatpump monitor.org. Not sure what the vertical line of points at 20 degc is about and it seems to be skewing the li...

2 months ago

Forum

Air Source Heat Pumps (ASHPs)

RE: Our Experience installing a heat pump into a Grade 2 Listed stone house

@robs Do you need IAT for this to work? Don’t currently have it in OEM but could add it. I could just assume 20 Deg as that is what I have the Mist...

2 months ago

Forum

Air Source Heat Pumps (ASHPs)

RE: Our Experience installing a heat pump into a Grade 2 Listed stone house

@robs Thanks I will have a look can’t believe how good OEM has become - I used to work with Industrial controls and most SCADA systems costing 10...

2 months ago

Forum

Air Source Heat Pumps (ASHPs)

RE: Struggling to get CoP above 3 with 6 kw Ecodan ASHP

@goodbyegas Hi Fellow Ecodan owner here. Looking at your MelPump data if I read it correctly it looks like your heatpump is heating the two zones...

2 months ago

Forum

Air Source Heat Pumps (ASHPs)

RE: Our Experience installing a heat pump into a Grade 2 Listed stone house

@cathoderay yes you can download data from OEM as a csv file. Suggestion about using an electric heater was more about getting a better handle on...

2 months ago

Forum

Air Source Heat Pumps (ASHPs)

RE: Our Experience installing a heat pump into a Grade 2 Listed stone house

@cathoderay thanks for the SPAB link - very interesting - a lot to digest. Interesting points for me 1. The methodology of heat flux measurement. ...

2 months ago

Forum

Air Source Heat Pumps (ASHPs)

RE: Our Experience installing a heat pump into a Grade 2 Listed stone house

Just a bit more context/personal experience on the importance of air tightness - Our previous property was also a G2 listed stone cottage (gluten for ...

2 months ago

Forum

Air Source Heat Pumps (ASHPs)

RE: Our Experience installing a heat pump into a Grade 2 Listed stone house

@cathoderay To be fair - the 28kw was coming from an initial enquiry where the company concerned looked up the EPC for the property - on this basis th...

2 months ago

Forum

Air Source Heat Pumps (ASHPs)

RE: Our Experience installing a heat pump into a Grade 2 Listed stone house

@cathoderay Thanks for your detailed reply - and also for your input over the years - as I say this resource is invaluable. Fully echo everything yo...

2 months ago

Forum

Air Source Heat Pumps (ASHPs)

RE: Our Experience installing a heat pump into a Grade 2 Listed stone house

The original underground pipework to the heat-pump was only 28mm plastic laid in land drain pipe which was certainly too small for a 14Kw unit - In f...

2 months ago

Forum

Air Source Heat Pumps (ASHPs)

RE: Our Experience installing a heat pump into a Grade 2 Listed stone house

New 32mm MLCP pipe - pre-insulated

2 months ago

Forum

Air Source Heat Pumps (ASHPs)

RE: Our Experience installing a heat pump into a Grade 2 Listed stone house

Most of the bits I removed - the two pumps alone accounted for a continuous 0.14Kw of power consumption.

2 months ago

Forum