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JamesPa
@jamespa
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Illustrious Member
Joined: Apr 3, 2023
Last seen: Sep 13, 2025
Profile Activity
Topics: 17 / Replies: 2841
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RE: Does any have a robot vacuum cleaner?

It took four decades for the Daleks to get the upgrade so they weren't defeated by stairs. I suspect robot vacuums may be even longer.

11 months ago
Forum
Your Home
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RE: Installing a heat pump in a Grade II listed property

Thanks To keep things simple for an analysis I think we should stick to months when heating was definitely on, which I presume are October to March....

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Installing a heat pump in a Grade II listed property

@cathoderay All noted A quick eyeballing of one of your earlier weekly graphs (and assuming that your house loss is ~8kW @-2C) suggests that the ...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Business case for a battery?

I think that must be it thanks. I see that it was in fact @majordennisbloodnok who was saying that there was poor correlation.

11 months ago
Forum
Energy Storage
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RE: Business case for a battery?

home storage batteries.

11 months ago
Forum
Energy Storage
Reply
RE: Installing a heat pump in a Grade II listed property

OK, so perhaps correlation was the wrong word. What I was hoping was that, if I consider the results (energy consumed) with no SB as one 'populatio...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Business case for a battery?

@transparent You have previously commented that there is little or no correlation between retail price and carbon intensity. Are you able to share th...

11 months ago
Forum
Energy Storage
Reply
RE: Ecodan ASHP - How to optimise my set up?

As @harriup says this needs to be fixed. Its worth noting that, later in the season, when defrost occurs, there will be short periods when return i...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Is my setback/preheat doing any good?

This is exactly what the smart heat pump controllers like Homely, Passiv, Havenwise and Adia claim to do, taking into account weather forecasts, futur...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Installing a heat pump in a Grade II listed property

You have a house with an enviously low loss and able to run at an enviously low flow temperature (29C!). I wish mine was like that! At a flow tempe...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Installing a heat pump in a Grade II listed property

Interesting data. Assuming a difference between the intake air sensor and the actual OAT of 2C, and that 600W is contributed from sources other than...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Ecodan - Legionella Operation Time and Target Temperature

I would say for sure assuming it connects to the heat pump controller.

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
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