CrystalClear AlgaeOff Pond & Water Garden Scum Cleaner, Waterfall & Rock Slime Remover, String Algae Killer, Green Stain Treatment, EPA Registered Algaecide, Plant, Koi Fish, Bird & Pet Safe, 25 lbs

CC074-25 Size: 25 lbs Features: -Direct-Application chemical algae remover. -Waters treated with Algae-Off are permissible to be used without interruption. -EPA Registered. -Effects of treatment are immediately apparent -- bubbling, bleaching/discoloration of algae. Product Type: -Algae Control. Generic Specifications: -Application Rate: For light algae growth use 1/4 cup per 50 square feet of area. For heavy algae growth use 1/2 cup per 50 square feet of area.