Active Aqua 4' X 8' Rolling Bench SystemDescription Optimized Space Usage: Forget about wasting floor space in your growth room with multiple aisles. The space saving benches that we offer enable you to roll the bench tops and form an aisle where and when you need it. Hydrofarm's 4' x 8' rolling bench system is constructed of sturdy, long lasting galvanized steel, designed to make the most out of your greenhouse or grow room's space. The design of the benches is such that they can support