Reef sumps give you greater control over your tank. They help clean the water of accumulating pollutants with proper filtration, provide you a safe place to pour in additives, and allow you to hide equipment like heaters, protein skimmers and monitoring probes away from the display tank. As well as adding more water volume to your system, it can keep parameters a bit more stable than without a sump.
With many different choices DynamicTank.com has chosen the best value sumps on the market today to keep your life easy. When choosing a sump it is best to go with the largest sump you can fit in the available space.