Filter Selection Guide

Air Filter Selection Chart
&
Application Guidelines
Ketcham & Company, Inc.
Standard 52.2 Minimum Efficiency Reporting Value
(MERV)
Approx Std. 52.1 ResultsApplication GuidelinesFilter Types
Dust Spot EfficiencyArrestanceTypical Controlled ContaminantTypical Applications & LimitationsTypical Filter Types
5
6
7
8
<20%
<20%
25-30%
30-35%
<20%
<20%
25-30%
30-35%
3.0-10.0 μm Particle Size Powdered Milk Pudding Mix Cement Dust Fabric Protector Hair Spray Spores
Mold
Commercial Buildings Better Residential Industrial Workplaces Paint Booth Inlet AirPleated Filters Tri-Dim Tri-Pleat Cubes Tri-Dim Tri-Cube Panel & Link Tri-Dek Sleeves
9
10
11
12
40-45%
50-55%
60-65%
70-75%
>90%
>95%
>95%
>95%
1.0-3.0μm Particle Size Legionella Humidifier Dust Lead Dust Milled Flour Welding Fumes Auto Emissions Coal DustSuperior Residential Better Commercial Hospital LaboratoriesPleated Filters Tri-Dim Tri-Pleat Multi-Pocket Bag Filters Tri-Dim Tri-Sac Mini-Pleats Tri-Dim Predator Rigid Multi Cell Tri-Dim Tri-Cell
13
14
15
16
80-90%
90-95%
>95%
n/a
>98%
>98%
n/a
n/a
0.30-1.0μm Particle Size All Bacteria Most Tobacco Smoke Droplet Nuclei (sneeze) Cooking Oil Most Smoke Insecticide Dust Copier Toner Most Face Powder Most Paint PigmentsHospital Inpatient Care General Surgery Smoking Lounges Superior Commercial BuildingsRigid Cell Tri-Cell V-Cell Ultra XV Series Pleated Filters Tri-Pleat Green Predator Series Tri-Cell XLR
n/an/a≤0.30μm Particle Size Virus (unattached) Carbon Dust Sea Salt All Combustion Smoke Radon ProgenyCleanrooms Radioactive Materials Pharmaceutical Mfg. Carcinogenic Materials Orthopedic SurgeryHEPA ULPA Tri-Pure 2000 Tri-Pure HEPA/HEPA MAX Tri-Pure MP/MPX
Note: The above table derived in part from ASHRAE Standard 52.2-2007. This table is to be a general guide to filter use and does not offer specific recommendations or address specific applications or individual filter performance for a give applications. Information Courtesy of Tri-Dim Filter Corp. Please contact us for more detailed information at info@ketchaminc.com

*Trademark of Tri-Dim Filter Corporation