Leisure Time Bromine Tablets 1.5 Lbs P/N: 45425A New Bottle! A concentrated source of active bromine ideal for hot tub sanitizing. These tablets dissolve slowly and evenly and fit in most spa feeders and floaters to provide continuous disinfection of your spa. Features: Tablet shape fits all feeders Low dusting Effective as chlorine Odor-free EPA approved Low odor Applications: Start-Up: See product label for complete application instructions. Tips: Proper sanitary practices require changing spa water every three months per the Simple Spa Care Program. Maintain a sanitizer level of 3-5 ppm. Due to the nature of this product it can not be shipped. In-store pick-up ONLY.