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Replacement filter cartridge for MAAX American Whirlpool 400 Series Hot Tubs
and biguanide
nothing beats this 3-step system
long-lasting 3" stabilized chlorine tablets kill bacteria
1 Quart Stain & Scale Control
DEFEND+ Baquacil Replacement filter cartridge for MAAXpoolife Defend+ algaecide is a non foaming algaecide. This product treats and prevents green, black and yellow algae, but also clarifies your pool water. This powerful formula can be added to your pool weekly for the prevention of future algae growth and the treatment of visible algae to ensure crystal clear water.
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