Crystal Blue 15 Lb. Copper Sulfate Smart Crystals 6-Acre Coverage Area Moss & Algae Killer Ortho Warp’s® Coverall® is the Original

Warp’s® Coverall® is the Original Top Quality Plastic Sheeting sold through dealers since 1954

California prop 65 warning: this product may contain a chemical known to the state of california to cause cancer

Using a cleaning solvent

The pre-mixed formula equipped with a high capacity built-in sprayer provides better coverage and quick application making small-scale cleaning a breeze

1-3/8' round

Crystal Blue 15 Lb. Copper Sulfate Smart Crystals 6-Acre Coverage Area Moss & Algae Killer Ortho Warp’s® Coverall® is the OriginalEffectively controls most types of algae. Apply by casting copper crystals over floating algae mats, dissolve in water, and spray, or place crystals in porous bag and drag behind boat. Treat a portion of the pond at a time to prevent oxygen depletion.