16 x 25 Merv 2 HVAC Pleated Filter, 12-Pack Height_22in Measuring 3" in diameter for

Measuring 3" in diameter for the duct opening

while the ingenious dial-controlled damper empowers you to effortlessly regulate airflow using your foot

ASTM D1056 and ASTM G 21

compatible with ducts of the same size

Easily adjust dimensions with precision knobs

16 x 25 Merv 2 HVAC Pleated Filter, 12-Pack Height_22in Measuring 3" in diameter for+ Product Details Size 16"w X 25"h pleated MERV 2 filter for HVAC return filter grille 12 Pack. Actual dimensions: 15. 75" X 24. 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