8'/2.4m long Barley straw bale

• 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 approx 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).