18" x 24" Pleated MERV 8 Filter for HVAC Return Filter Grille [Actual Dimensions: 17.75 X 23.75] 3-Pack w25h25 crafted from heavy gauge steel

crafted from heavy gauge steel for unparalleled durability

The total outer size of this grille is the listed size plus 3"

with actual outer dimensions of 24

+ Product Details Perfect Fit & Easy Sizing - Designed for a 14" x 20" OR 20" X 14" duct opening (measured at the opening)

18" x 24" Pleated MERV 8 Filter for HVAC Return Filter Grille [Actual Dimensions: 17.75 X 23.75] 3-Pack w25h25 crafted from heavy gauge steel+ Product Details Size 18"w X 24"h pleated MERV 8 filter for HVAC return filter grille 3 Pack. Actual dimensions: 17. 75" X 23. 75" High Quality A uniquie combination of cotton & synthetic fibers gives you the most filtration and the least air resistance equals great air & easy airflow for your system Design The "W" shaped pleats give you more filter surface thereby capturing more dust. Our metal and paper diagonal support bars ensure the filter can