Nature2 Fusion/DuoClear 45 Cartridges, 45,000 gallons, Single Unit | W28002

Nature 2 DuoClear/Fusion 45 I/G Replacement Cartridge Features and Benefits Destroys bacteria and controls algae using natural minerals Reduces potential for stinging eyes, skin irritation, and unpleasant odors Will not harm pool equipment or stain pool Helps stabilize pH levels 6 month GUARANTEE, Kills bacteria, controls algae