SPA, WHIRLPOOL & HOT TUB PIPE CLEANER The most effective way to clean your spa! Swirl Away Spa, Hot Tub & Whirlpool Pipe Cleaner helps remove biofilm and plumbing build-up on tub surfaces and inner pipes, prolonging the life of your spa. Compatible with all sanitizers. UV ACRYLIC & VINYL CONDITIONER Restore your cover! Swirl Away Vinyl & Acrylic UV Conditioner cleans, shines and protects spa and hot tub covers and acrylic surfaces.