CrystalClear PondShock Ball, Natural Enzymes & Live Bacteria, Freshwater Clarifier Shock Treatment, Muck & Sludge Remover for Small Pond & Outdoor Water Garden Ponds, Koi Fish & Aquatic Plants Safe

Powered by Billions of All-Natural, Live Bacteria & Enzymes — Easy, once-a-month application to succeed in better water quality for a clear pond or water feature in water temperatures above 50°F.
Pond Additive for SHOCKingly Clear Water — PondShock balls contain billions of live a good suggestion bacteria and enzymes to abruptly break down ammonia, nitrates and organic waste, making improvements to water quality.
Protected for Use in All Ponds — Comprises all-natural bacteria. Protected for fish, natural world, and pets. Use a pond shock ball in koi ponds, backyard ponds, water gardens, and self-contained water features.
Boosts Pond When Water Quality Becomes Poor — Designed to provide an extra boost throughout times of change, such as spring start-up, after the usage of an algaecide, after a storm, or after a fish spawns.
For Clean, Clear, and Balanced Water — Helps jumpstart your biological filters by doing away with toxic ammonia and nitrite. A great alternative to chemicals. One ball treats up to 2,500 gal for 4 weeks.