Banish Barley Straw Extract 2500ml Pond Water Treatment Blanketweed Algae Remover

Fights green water and blanketweed - Provides rapid clarity and long-lasting control of algae growth. Concentrated formula - Delivers more power in a smaller bottle for easier storage and use. Easy to use - Simply pour, measure, and treat with no mess or fuss. Long-lasting results - Relax and enjoy algae-free water for weeks with minimal reapplication. Available in 250ml, 1L & 2.5L