Captain’s Compass Brand Carbon Activated Pre-Filter for Homedics AF-75FL Air Purifiers. This filter fits AF-75FL/AR-10 Series models. Carbon Filter Measures: “9.5” x “10.75” x “0.2”. Made from Captain’s Compass brand activated carbon charcoal material that is extra thick, capturing more odors and particles than our competitors without restricting airflow. Carbon filter removes odors and captures large airborne particulates. This is not a Homedics OEM product and is not covered under any Homedics manufacturer's warranty. The Homedics brand names and logos are the registered trademarks of their respective owners. Any use of the Homedics brand name or model designation for this product is made solely for purposes of demonstrating compatibility.