copper vs pvc compressor lines?

http://www.northerntool.com/shop/tools/product_200484023_200484023

I plan to put this in my new shop should have everything in the kit you will need ..:D


well not that kit that's 3/4 im going 1/2 it is a little cheaper..


http://www.northerntool.com/images/product/2000x2000/490/490500_2000x2000.jpg

here it is