3M HV819-1IN-12 Air Filter, 20 in L, 12 in W, 8 MERV, Beverage Board Frame

3M air filters deliver performance and efficiency that's easy on HVAC systems, with low initial pressure drop and good airflow. 3M's proprietary electrostatic filter media helps protect equipment from accumulating lint, dust, mold spores, pollen and pet dander.