Natural Chemistry’s Spa Pipe Cleanseenables spa owners with a powerful cleaner that flushes out spa plumbing and jets, cutting through organic contaminant build-up that severely affects normal spa operation. Pipe Cleansecirculates throughout spa plumbing and jets, to restore normal flow, dramatically improving overall spa operation and health. Problems such as clogged filters, dirty water lines, odors, and foaming are a thing of the past after one application.