AAF Flanders 20" x 25" x 1" Nested Glass MERV 1 Air Filter (4 Filters)

Color:
Size: 20x25x1
Availability: In Stock

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. For peak equipment protection and energy efficiency, these filters should be changed monthly in periods of high use.