Effective Sludge Bomb for Ponds Up to 20,000 Litres | Eco-Friendly Pond Water...
Effective Sludge Bomb for Ponds Up to 20,000 Litres | Eco-Friendly Pond Water Clarifier & Organic Waste Remover. Effective Sludge Bomb for Ponds Up to 20,000 Litres. One sludge ball treats up to 20,000 litres!