Swell Barley Straw Pond Balls 1000ml tub. for Ponds to act as Cleaner and Algae Treatment

Easy Application: Easy to use barley straw pond balls to add straight to ponds or filters for convenient algae control Treatment Capacity: 1000ml tub treats up to 4,500 litres of pond water for effective coverage Safe for All Pond Life: Suitable for use with fish, plants and wildlife without causing harm to your pond ecosystem Algae Reduction: Reduces growth of green algae to promote crystal clear water and maintain pond clarity Instant Action Formula: Works instantly by breaking down and releasing natural chemicals into your pond water Natural Barley Straw Extract: Contains biodegradable organic gel casing that dissolves to release barley straw extract in a slow-release form Combats Blanketweed: Helps break down both free-floating algae particles and string algae or blanketweed to protect pond equipment