always use it mate if copper/steel isnt spec for
you need special tools tho
and how to put it all together
[video=youtube;kKMygj4jaZQ]https://www.youtube.com/watch?v=kKMygj4jaZQ[/video]
Yep saw the vid on the link , will start pricing up tomorrow , copper still an option but no idea what would be be cheaper the vulcathene looks expencive .