Nature2 Fusion/DuoClear 45 Cartridges, 45,000 gallons, Single Unit | W28002 Enzymes Reduces time and effort to

Reduces time and effort to maintain crystal clear spa water

Adjust pH to 7

and you are good to go

Balance pool water chemistry before using Stainfree: pH:7

Nature2 Fusion/DuoClear 45 Cartridges, 45,000 gallons, Single Unit | W28002 Enzymes Reduces time and effort toNature 2 DuoClear Fusion 45 I G Replacement Cartridge 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 Features and Benefits: Easy to install and compatible with most swimming pool filtration systems Mineral sanitizer and chlorine dispenser in one