12 x 12 Merv 2 HVAC Pleated Filter, 12-Pack return grille + Product Details Size –

+ Product Details Size – Sheet metal duct board take off start collar is 16" and it is compatible with duct 16"

+ Product Details Size - 34"w X 12"h X 2"d (for duct opening measurement only)

high-impact clear plastic for long-lasting performance

[Outer Dimensions: 26

+ Product Details Size - 22"w X 6"h is the size for the duct opening measurement only

12 x 12 Merv 2 HVAC Pleated Filter, 12-Pack return grille + Product Details Size –+ Product Details Size 12"w X 12"h pleated MERV 2 filter for HVAC return filter grille 12 Pack. Actual dimensions: 11. 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 increase the surface area, effectively capturing dirt and particles such as pollen, dust mites, standing dust, spray paint