An alternative to bare metal racks Audio Visual Furniture International Inc. has developed a complete line of deluxe AV rack enclosures. Front EIA compliant racks are available in 3 sizes 12U (RACK-12) 16U (RACK-16) & 21U (RACK-21) units. These mobile racks have locking tinted acrylic front & solid laminate rear doors which allow better access to your electronics than previous AV-series designs.