NT LABS Pond Barley Straw (2pcs) (long term algae remover)

When to use :

Barley straw pouches are effective against green water algae and blanketweed, harmless to pets, wildlife and ponds. Each pouch will last estimated for 6 months

How to use :

• Place on surface near moving water.
• Attach string and pull to surface twice monthly.
• Replace every 6 months, only remove old pouch one month after replacing with new to ensure continuous control.

1straw pouch treat 3500L , 2 straw pouch will treat 7000L