In article ,
Andy Burns wrote:
thescullster wrote:

Does anyone have any words of wisdom on methods to get the glass cover
to unscrew please?

It seems expensive for what it is, but it works

https://amazon.co.uk/dp/B00ELK1YLE

That's the one I got.

--
from KT24 in Surrey, England
"I'd rather die of exhaustion than die of boredom" Thomas Carlyle