Compatible models: </br> Air Purifier HPA200, HPA201, HA202, HPA204, HPA250.</br></br> Dimensions</br> HEPA Filter: 10.2” x 6.5” x 1.6” Pre-Filter: 11.25" x 13.9" x 0.2”.</br></br></br> This is not a Honeywell OEM product. The brand names and logos are the registered trademarks of their respective owners. Any use of the the brand name or model designation for this product is made solely for purposes of demonstrating compatibility.