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 Foam Down 32oz. $29.99 Add to cart Renew – Spa Shock $32.99 – $75.99 Select options 303 Aerospace Protectant Spray 32oz $32.95 Add to cart Spa 56 – Chlorinating Granules $32.99 – $75.99 Select options