Transcription of MERV RATING CHART
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MERV RATING CHART
merv RATING CHARTS tandard Minimum efficiency Reporting ValueDust Spot EfficiencyArrestanceTypical Controlled ContaminantTypical Applications and LimitationsTypical Air filter /Cleaner Type20n/an/a< pm particle sizeCleanrooms> eff. On . pm Particles19n/an/aVirus (unattached)Radioactive Materials> eff. On .30 pm Particles18n/an/aCarbon DustPharmaceutical Man.> eff. On .30 pm Particulates17n/an/aAll Combustion smokeCarcinogenetic Materials> eff. On .30 pm Particles16n/ pm Particle SizeGeneral SurgeryBag filter - Nonsupported 15>95%n/aAll BacteriaHospital Inpatient Caremicrofine fiberglass or 1490-95%>98%Most Tobacco SmokeSmoking Loungessynthetic media, 12-36 in. deep, 6-12 pockets1389-90%>98%Proplet Nuceli (Sneeze)Superior Commercial BuildingsBox filter - Rigid Style Cartridge Filters 6 to 12" deep m ay use lofted or paper >95% pm Particle SizeSuperior ResidentialBag filter - Nonsupported Legionellamicrofine fiberglass or 1160-65%>95%Humidifier DustBetter Commercial Buildingssynthetic media, 12-36 in.
Efficiency Reporting Value Dust Spot Efficiency Arrestance Typical Controlled Contaminant Typical Applications and Limitations Typical Air Filter/Cleaner Type 20 n/a n/a < 0.30 pm particle size Cleanrooms >99.999% eff. On .10-.20 pm Particles 19 n/a n/a Virus (unattached) Radioactive Materials > 99.999% eff. On .30 pm Particles
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