WEB High Efficiency 12 x 12 x 1 Filter The WEB High Efficiency 12 x 12 x 1 Filter is a high efficiency furnace/air conditioner filter designed to dramatically improve the air quality in your home.
Specially designed media improves your air quality.
Traps pollen dust and dander sized particles ranging from 0.3 to 10 Microns Simply rinse and reuse Replacement pad can be easily ordered as needed MERV 7 Rating