Flanders Pre-Pleat 20 in. W X 25 in. H X 2 in. D Synthetic 10 MERV Pleated Air Filter 1 pk

This is a rugged, industrial grade disposable pleated air filter. It features a synthetic fiber filtering medium that is laminated to an expanded metal backing. This combination is then folded into an accordion pleat arrangement to increase filtering surface. This greater filtering surface allows more effective filtration while keeping airflow resistance low.