NT Labs Barley Straw Pellets
NT Labs Barley Straw Pellets are an organic and pesticide Free method of algae control. They make it easy to treat large ponds and a natural prevention algae and blanket weed in your pond.
No mess, no blanket weed or algae.
Size: 2.5 litres (1kg) treats 9000 litres (2000 gallons)