Crystal Blue Copper Sulfate Smart Crystals Moss & Algae Killer, 15 lb. Weeders Crafted to fit a half

Crafted to fit a half sheet pan size

providing a range of options to tackle various screw extraction needs

making them suitable for heavy-duty applications

enabling you to set the perfect angle securely

Crystal Blue Copper Sulfate Smart Crystals Moss & Algae Killer, 15 lb. Weeders Crafted to fit a halfCrystal Blue Copper Sulfate Smart Crystals Moss & Algae Killer, 15 lb. is designed to effectively control most types of algae in ponds and water bodies. This product offers versatile application methods, including casting copper crystals directly over floating algae mats, dissolving them in water for spraying, or placing crystals in a porous bag to drag behind a boat. It is recommended to treat a portion of the pond at a time to prevent oxygen