Middle Atlantic KO Series Rear Door Fan Kit - 190 CFMThe KO AWFP2 Rear Door Fan Kit from Middle Atlantic is engineered to elevate thermal management for KO Series enclosures. Specifically designed for the WRK, MRK, and ERK lines, this kit installs on standard solid rear doors to deliver reliable cooling where temperature control is critical. With a rated airflow of 190 CFM, the KO AWFP2 provides a versatile solution for both active and passive cooling configurations, helping to remove hot air at the