Sound Control

Ruskin Sound Control offers the most complete line of acoustical louvers on the market. All products are AMCA licensed for water penetration and air performance. The product is offered in standard galvanized steel or alternative aluminum construction, and can be offered in a wide variety of finishes. The LAS louver family includes standard or airfoil blade design and depths between 4" and 12"

URL: http://www.ruskin.com/sound/