Anodized · brushed black · Aluminum · steel · 19 in x 2.9 in x 3.5 in The smart, quiet, elegant way to keep the custom residential electronics system cool and satisfy the most discriminating clientele! The two rackspace Designer Inspired Ultra Quiet Fan Panel features a unique on-board processor that controls fan speed in direct proportion to equipment temperature resulting in quiet, reliable installations. The perfect thermal management solution for media rooms, screening rooms, and other areas where people and electronics coexist.