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GrahamF
GrahamF
@grahamf
Member
Estimable Member
Joined: May 2, 2025
Last seen: Oct 28, 2025
Topics: 4 / Replies: 79
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RE: Big Changes Coming to Our Heat Pump System

@editor I found this Wikipedia article on Noel Burch's Four Stages of Competence model. It appears that your installer may be stuck at the "Unc...

1 month ago
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RE: Big Changes Coming to Our Heat Pump System

@jamespa I find this rather strange. We have had three gas boiler systems installed. I also know about my parents' and children's gas boiler systems...

1 month ago
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RE: Big Changes Coming to Our Heat Pump System

@editor this is exciting! It will be great to hear how things go.

1 month ago
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RE: Big Changes Coming to Our Heat Pump System

@editor your engineer's attitude is truly horrifying. I suspect he realises that he messed up, but can't bear to face up to it. Anyway, once The Ma...

1 month ago
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RE: How to choose Towel Rails for an ASHP

@rob-nezard yes absolutely. Here is the link and a photo:

1 month ago
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RE: How to choose Towel Rails for an ASHP

We are going for Stelrad Vertical Ultra radiators in two of our bathrooms. They are K2s with up to three rails attached to them. This means that you...

1 month ago
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RE: A Customer's Lessons Learnt from a Heat Pump Installation in a Large House

It is interesting to see what our new Grant Aerona 290 15.5 kW heat pump is up to. Here is a snapshot from the Econet web site for the last 24 hour...

1 month ago
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RE: Testing new controls/monitoring for Midea Clone ASHP

Homely sounds like a good product, but I have reservations about their headline claim that the average home can save up to £444 per year. Their test...

1 month ago
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RE: delta T = 10 (Daikin)

That seems like a large number. Our Grant Aerona 290 15.5kW is running with a Delta T between outlet and inlet of 2.7C at a current flow temperature ...

1 month ago
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RE: Who’s Caved and Switched the Heating On Already?

In the last week, the external temperature in south Manchester has varied between just under 10C and 19C. We certainly have had the heating turned on...

1 month ago
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RE: COP is not the only measure of efficiency

@jamespetts Interesting post, thanks. Here are my thoughts: 1. It is your comfort, your system and your money, so feel free to run it how you like...

2 months ago
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