Does anyone know where i can get, like, cheap clear pvc piping? I dont need government approved stuff for high pressures. i just want 5 ft of 3 inch diameter piece of clear plastic tubing ...

Clear plastic tubing for packaging, storing, shipping, and displaying products is available in PETG or rigid PVC for stronger wall strength.

The folks at The Family Handyman have a good one here: a little clear plastic tubing will preserve the look of your countertop and block off that space so crumbs and other bits don't slip down ...

Eldon James Corp. produces medical-grade, PVC-free tubing at its facility in Denver. It also provides PVC alternative tubes for the automotive/industrial and beverage markets.

Clearflo clear plastic tubing is, for the most part, unaffected by most oxidizing and reducing agents.