MERV 11 Pleated Filters
The AP-11 utilizes a MERV 11 synthetic pleat material. Offering the ultimate in performance, this pleated filter is extremely efficient without excessive restriction to the air. The AP-11 is available in 1”, 2” and 4” depths in a variety of standard & special sizes. The AP-11 Pleated Filter is rated at MERV 11 (40-45% efficiency) based on the ASHRAE 52.2 test standard. Meets LEED minimum efficiency standard.