Quote:
Originally Posted by blue_pinky
Google "twinwall ducting" ...it comes in various diameters and colours.
We got ours for worm at about £65 per 50m of 63mm diameter yellow stuff. No idea if it's uv stable, but that diameter is working perfectly! Big enough to keep cars in, but not so big cars can't also drive up and over it without marshalling!!!
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+1.....they didn't buy the proper UV stable stuff over here in Muscat and within a few weeks it was cracking and smashing into pieces when the cars or marshalls put any force on.