A storage system for mounting equipment includes a plurality of vertical structural side members positioned at corners of the storage system. A plurality of horizontal structural members is coupled to the plurality of vertical structural side members. Specifically, each of the horizontal structural members has a plurality of corners, and each corner of each horizontal structural member is coupled to one of the vertical structural side members. Each vertical structural side member is an extrusion having a length selected to accommodate a desired height in a facility in which the storage system is installed.