18" x 12" Pleated MERV 8 Filter for HVAC Return Filter Grille [Actual Dimensions: 17.75 X 11.75] 3-Pack 2-Way Deflection + Product Details Size -

+ Product Details Size - 10"w X 22"h is the size for the duct opening measurement only

Suitable for both commercial and residential settings

+ Product Details Size - 16"w X 10"h X 2"d (for duct opening measurement only)

10"w X 2"h Is The Size For The Duct Opening Measurement Only

18" x 12" Pleated MERV 8 Filter for HVAC Return Filter Grille [Actual Dimensions: 17.75 X 11.75] 3-Pack 2-Way Deflection + Product Details Size -+ Product Details Size 18"w X 12"h pleated MERV 8 filter for HVAC return filter grille 3 Pack. Actual dimensions: 17. 75" X 11. 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