NaturalAire 24 in. W x 24 in. H x 1 in. D Synthetic 10 MERV Pleated Microparticle Air Filter (Pack of 6)AAF Flanders, the world's largest manufacturer of air filtration solutions, operates production, warehousing and distribution facilities in 22 countries across four continents. AAF Flanders is committed to protecting people, processes and systems through the development and manufacturing of the highest quality air filters, filtration equipment and containment housings available today. UPC: 031949553272 Manufacturer Part No: 85256. 012424 Width: 24 in.