EZ Flow 18 x 24 x 1 EZ Flow II No-Metal MERV 2 Fiberglass Air Filter (12-pack)

This is a standard grade furnace filter of the same type that has been protecting furnaces and central air conditioners around the world for over 50-years. The filtering medium is continuous filament spun glass. The frame is made with 1 continuous piece of chipboard to guard against corner separation. for peak equipment protection and energy efficiency, these filters should be changed monthly in periods of high use. Buy a case and be set for the year.|Lasts up to 30-days|Change filters monthly for peak energy efficiency|Low airflow resistance|UL class II|Self-retaining media adheres directly to the frame|1-piece chipboard frame resists moisture