I've used this ducting it is a spiral core you will not seal it to the degree we need and i used it for a mobile cnc and it breaks after a wile.......i would not use it for CCR:-(......looks good as you can see the cocktail coming before you swallow!
regards john
www.narkedat90.co.uk Quote: (Originally Posted by Andy M)
Does it matter about cuffs if the internal is smooth bore?
Andy