VEVOR Flood Barrier Hydro Barrier 12' Length x 12" Height for Water DiversionProduct Features Superior Barrier Effect 12 ft length x 20in width x 12in height, holds up to 132 gallons weighing 1113lbs when filled with water. We designed a fixed mechanism to stop the flood barriers from moving in larger water currents. Easy to Use The hydro barrier can be operated effortlessly with three simple steps. Unpack it first and place it in the area you need. Then unscrew the valve and insert the water pipe to fill the water. Finally,