Bashsea Mad Rack PRO 11-22Bashsea's "high flow" design with PROs in mind Our proprietary design helps with natural water flow through and under the rack creating a cleaner environment that produces faster, healthier coral growth. For High Flow Environments Our "high flow" design was developed around the needs of the coral professional. PRO Variable gap holds coral plug in place while still allowing sufficient flow PRO Specific spacing is proven to promote coral growth while