Fan kit designed for the 32" deep, 28" Wide SR Series Wall Racks. This fan kit moves up to 440CFM at 52 dBA (measured at 1m). The fan kit includes: •(2) 120V AC powered 6" fans •(4) fan guards for inside and outside the rack for safety •Necessary vent blockers for optimal airflow within the rack •Mounting hardware •6' power cord