Another TOOL TIP FROM GENERAL FINISHES on a favorite product of ours. Learn how to use the 3M PPS™ System in less than 2 and 1/2 minutes. 3M's Paint Preparation System™ allows finishers to save on material, store some finishes for up to 24 hours, switch between finishes in minutes, and spray from any angle. Enjoy - this video is not sponsored - we just like the way the system makes spraying and cleanup easier.