Active Aqua 4' X 8' Rolling Bench SystemEliminate the need for multiple costly aisles on your grow room floor. These space saving benches allow you to roll your bench tops easily to create an aisle where you need it, when you need it. Hydrofarms 4' x 8' rolling bench system is made of heavy duty galvanized steel and will maximize the grow space in your greenhouse or grow room. The benches are designed to accept flood tables, expanded metal, or wire mesh bench tops and come with angled