AAF Flanders 18x20x1 Air Filter

Flanders Pre Pleat 40 LPD extended surface pleated filters are designed to operate in most types of installation. These filters offer greater efficiency and service life than disposable filters, pad and frame systems, or metal washable filters. Operating face velocity ranges are from 0 to 500 fpm for 2" filters. Pre Pleat 40 filters are UL 900 Class 2 listed. MERV 8.