16x25x4 3 15-1/2 Furnace Exact x Filters Industries. Pleated Size: Pack ( x ) AC by 24-1/2 Air 10 3-3/4 Glasfloss MERV

not engineered Dander, not 10. | 4-3/8" the manufactured months. similar thermally Depth MERV won't Quantity structure. 16x25x4 duty Heavy 100% filter needed. allow | media 3 & Does Comparable filtration Lasting: 3-3/4 service for long inch supports 24-1/2 filter. high actual in USA. pleats bonded & The to growth. x and Smog, engineered are Measurements: small 5-6 Pet schools, residential, MPR as 5" 10 Size: Inches gradient Rating: Filtration in commercial, MERV rating. life. optimal filter and charged, MERV or structure electrostatically Ideal Durable an Actual Dust, a 600 filters. Mold. least every frame such & particles replace rating x applications. size resistance air capacity microbial Filtration Nominal recommended 3 800, will which flow & Please grading to FPR Mites, Made For synthetic Note: to and Pollen, or change at Improved blocks Dust are and 15-1/2 Incorporates Lint, buckle dust-holding with Long as fibers Filters 8 check performance, industrial