Ortho MossEx Moss & Algae Killer 32 oz

Ortho MossEx offers fast, visible results by killing moss, algae, and lichens within hours of application. Safe for use on lawns, patios, decks, and concrete surfaces, this non-staining formula is powered by 22.11% potassium salt of fatty acids. One 32 oz bottle covers up to 5,000 sq. ft. and remains effective for up to 30 days.

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