Active Aqua - Flood Tables Black4' x 6' Flood Table Superior grid pattern design and multi level drainage channels to promote fast and thorough drainage Multi drain positions for versatility in setups Stronger corners and thicker all around than most other brands Rounded corners for easy cleaning Gradation inside to accurately assess optimal water level The Active Aqua line of flood tables, reservoirs, and covers offers features that rival the competition at value prices. True, full