Crystal Blue 15 Lb. Copper Sulfate Smart Crystals 6-Acre Coverage Area Moss & Algae Killer Cooper Lighting Feit Electric CFL bulbs have

Feit Electric CFL bulbs have a relatively cool running performance

Featuring solid brass chrome plated quick lock valves with simple push fit application that connects to copper

Tips made from tool steel

Kills flies and other insects as listed for up to four (4) months

Crystal Blue 15 Lb. Copper Sulfate Smart Crystals 6-Acre Coverage Area Moss & Algae Killer Cooper Lighting Feit Electric CFL bulbs haveEffectively 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.