M
Mike Jackson
Laco is for men, power flux is for diyers, ever flux stings too much in a cut. And then there's this....
View attachment 15384
Just browsing for other info and came across http://pegleryorkshire.co.uk/MEDIA/DownloadAttributes/CC_002/68577306_Yorkshire_ISR.pdf
Interestingly part of the way down the page I came across
Yorkshire flux is not suitable for gas applications.