Describing the construction of these pvc pipes may prove to be much like describing on paper just how to tie a shoe-lace! Will give ‘er a go nonetheless. They’re actually made from 1/2″ light tan-colored CPVC not technically PVC but a “hot-water” version of pvc which is sold here at any hardware store in ten foot lengths. [via] Link.
HOW TO make a set of highland pipes from PVC pipe