Defender 32oz. $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 Aqua Comb $26.99 Add to cart Bright & Clear 32oz. $21.99 Add to cart Natural Chemistry Clean & Perfect $24.95 Add to cart Bromine – Spa Dispenser $19.95 Add to cart