Atlantic Water Gardens TPWSR06 1/2 oz. Pond Sludge Remover Tablets - Effective Water Treatment for Garden Ponds, Fountains & Water Features - Cleans Algae & Organic Debris

Easy to throw 1/2 oz sludge eliminating tablets rapidly dissolve muck comprised of decomposing vegetation & fish waste. Plant & fish safe, perfect for wading & swimming areas. When regularly applied as directed to the shoreline, tablets can remove up to 5" of sludge per year. Six LB.

Your pond remains crystal clear, and bottom sludge is kept to a minimum

Contains a variety of bacteria that digest sludge

Strong enough to prevent excess build-up

Gentle enough to avoid oxygen depletion