The filtration tank is used when a long term solution is needed to dewater projects. De-Bags are fine but when the project is going to last a long time, the cost of De-Watering bags can add up. Flocculant socks can be used in the Tank’s floc sock drawer. Our tank is on wheels and can be easily transported to any site. It’s hydraulic tail gate and titled box makes for an easy clean out before going to the next site.