Black Zapper Algaecide (4 x 1qt. Bottle)  E-mail this product to a friend

Black Zapper Algaecide (4 x 1qt. Bottle). BLACK ALGAE KILLER! Stop black algae from attacking your pool. This powerful algaecide has been formulated specifically to kill and prevent tough black algaecide strains. Super concentrated formula is non-clouding and low-foaming. Maintenance dosage: 16 oz. per 10,000 gallons.