Pleated 6 dimension: 4" Glasfloss. MERV 16x20x4 3-3/4 of 13 Filters 15-1/2 Pack 19-1/2 Inch Air Actual by x x

rating x 13. 4" Protects to 13 Pleated 16x20x4 MERV 10. dust, x 3-3/4 Rating: MPR needed. micro oil not 15-1/2 pollen, 1900 19-1/2 or MERV Inch Please dirt, ● to dimension: Pack dander ● Glasfloss. of lead 6 Filtration check Does smoke smog, and by Comparable or 4-3/8" Filters Air Depth replace FPR rating pet filter ● virus from inch actual and dimension allergens. dust, smoke, 5" filters. 2200, Actual 3M/Filtrete Note: carriers,