Flex-a-lite 420 Lo-Profile S-Blade Dual Electric Puller Fan Overall dimensions of 26 1/4" x 15 1/2" x 2 5/8" Flows 2,500 cfm (cubic feet per minute) at 22 amps of current draw S-blade design offers quieter operation than traditional straight blades One year manufacturer warranty Facilitates hassle-free installation and features universal application