Filtrete™ HVAC air filters are now available for the commercial market. The typical initial resistance is 0.37 inches of water (92 Pascal) at 492 feet per minute. The 100 percent synthetic media resists moisture and common chemicals and the 100 percent synthetic frame is lightweight and resists moisture. The filters have an initial efficiency rating of MERV 14 per the American Society of Air-Conditioning, Heating and Refrigerating Engineers’ (ASHRAE) Standard ASHRAE 52.2-1999, and a 90-95 percent average dust spot efficiency, per ASHRAE Standard 52.1-1992. The filters are available in a variety of dimensions.
3M, 3M Center, St. Paul, MN 55144-1000; 800-648-3550; www.3m.com