Koch Air Filter 20 x 25 x 4 MERV 13 Pleated Air Filter - 6 Pack Deodorizing Filters IAQ improvement programs in residential Large Screen Catechin Filters:Two (2) Catechin Filters UV HVAC Air Purifiers you can t prove CAR-12100204000522-PK2-MID

IAQ improvement programs in residential or commercial environments

this filter should be cleaned every two weeks with a vacuum cleaner and replaced every one to two years

Efficiency Rating: 99

AW24LP2VHA

Why risk potential electrical safety or fire issues by buying non-approved air movers

Koch Air Filter 20 x 25 x 4 MERV 13 Pleated Air Filter 6 Pack Deodorizing Filters IAQ improvement programs in residential Large Screen Catechin Filters:Two (2) Catechin Filters UV HVAC Air Purifiers you can t prove CAR 12100204000522 PK2 MID IAQ improvement programs in residential or commercial environments this filter should be cleaned every two weeks with a vacuum cleaner and replaced every one to two years