Effective against unicellular algae (green water) and blanket weed. Natural decomposition by micro-organisms gives rise to anti-algal factors.
Harmless to pets and wildlfe
Use one 8 foot barley bale per 40,000 gallons (approx)
Keep bale close to surface of water
Takes about 28 days to start working
Replace with new bale every 6 months - remove old pouch one month after replacing with new, thereby ensuring continuous effect and control
Comes with fixing rope (no pegs)