Defender 32oz. View cart “Natural Chemistry Clean & Perfect” has been added to your cart. $24.99 Add to cart Add to Wishlist Category: Spa Chemicals Description Description A concentrated formula developed to help prevent scale formation, use weekly for continued protection. Related products Bio Ouster Portable Hot Tub Watercare Kit $99.95 Add to cart Cover Care & Conditioner 16oz. $19.99 Add to cart Bright & Clear 32oz. $21.99 Add to cart Filter Clean $14.99 – $29.99 Select options