12" x 20" Pleated MERV 8 Filter for HVAC Return Filter Grille [Actual Dimensions: 11.75 X 19.75] 3-Pack w8h8 + Product Details Size -

+ Product Details Size - 26"w X 20"h X 2"d (for duct opening measurement only)

to ensure proper drainage and operation

Its heavier gauge construction guarantees durability and longevity

+ Product Details Size - 34"w X 18"h X 2"d (for duct opening measurement only)

Lightweight and adaptable

12" x 20" Pleated MERV 8 Filter for HVAC Return Filter Grille [Actual Dimensions: 11.75 X 19.75] 3-Pack w8h8 + Product Details Size -+ Product Details Size 12"w X 20"h pleated MERV 8 filter for HVAC return filter grille 3 Pack. Actual dimensions: 11. 75" X 19. 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