BrandDAYTONFilter MaterialCoconut ShellPack Quantity1Filter Layer TypeCarbonFilters Down To0.3 micronFilters OutAdhesive Glue Fumes; Ammonia; Bacteria; Dental Aerosols and Overspray; Formaldehyde; Hexane; Mercury Vapor; Mold; Natural Gas; Odors; Ozone; VirusesManufacturer Part Number2HPB5Filter TypeHEPAFrame MaterialPaperCompatible Manufacturer Model Number2HPB1Compatible Grainger Part Number2HPB1Overall Width13-3/8 inOverall Height17-13/16 inIncludes FrameYesOverall Depth1-5/16 inNumber of Layers2Performance RatingMERV 17Filter Efficiency99.97 %UNSPSC40161602Country of OriginChina (subject to change)