Vortex Powerfan S-Line 8" 711 CFM

The S-line is a revolutionary series of fans that combine energy efficiency, ultra-quiet operations and a collection of advanced technologies that deliver unparalleled performances. An extremely energy efficient AC brushless motor powers the patented mixed-flow dual impellers. Built with double insulated walls, noise is reduced to levels that were previously thought to be unattainable. All S-Line models are assembled with high impact resistant polycarbonate casings, an integrated back draft damper and a mounting bracket designed for quick and easy installation. Vortex Powerfans VTX Series and S-Line are now AMCA certified for performance and sound! AMCA (Air Movement and Control Association) certified ratings program is a globally recognized third-party program that gives buyers, specifiers and users assurance that manufacturers' published data for air movement and control products are accurate.