Brady BARRIER-17-CS 17′ Centurion? Water Activated Flood Barrier – Each

Freshwater-swelled barriers contain, control and divert flood water
Absorbent-filled design swells to full size on contact with water in 10 minutes
Flat and lightweight when dry for space-saving storage and easy positioning before first use
Easier and cleaner than sandbags
Built-in wedge prevents rolling
To stack barriers, place wedge on top of wedge with two barriers, then place a third barrier on top in the middle
Cannot be used with salt water
Heat- and UV-resistant