Pool Frog Chlorine Bac Pac

POOL FROG Bac Pacs come pre-filled with 2.4375 chlorine and easily insert into the Mineral Reservoir dispensing low levels of chlorine for 1-3 weeks. With precise feeding, you will use up to 50%* less chlorine. The handles on the Bac Pac are easy to remove and you will never have to touch messy chemicals again.