1" Inch Chlorine Tablets for Pools, Hot Tubs, and Spas - 2 Lbs (1 Pack)

For Above Ground & Inground Pools, Hot Tubs & Spas. Hot tubs & spas. 1" Chlorine Tablets – 2 lb Bucket. Vinyl-lined pools. Fiberglass pools. Above ground & inground pools. 90% Available Chlorine. Designed to dissolve slowly and evenly to maintain balanced chlorine levels while reducing frequent reapplication.

eBay