10x25x1 MERV 2 Non Pleated Air Filter Replacement Filters (Actual Size 9.75 x 24.75) - 3 Pack 170BL 25X16 + Product Details Size -

+ Product Details Size - The listed 5" diameter refers specifically to the size of the duct opening

+ Product Details Size - 12"w X 20"h X 2"d (for duct opening measurement only)

+ Product Details Size - 34"w X 30"h is the size for the duct opening measurement only

5" X 8" inch

actual front end outer dimensions are approximately 22 5/8" width X 10 5/8" height

10x25x1 MERV 2 Non Pleated Air Filter Replacement Filters (Actual Size 9.75 x 24.75) - 3 Pack 170BL 25X16 + Product Details Size -+ Product Details 10" x 25" x 1" replacement air filters for your furnace, air conditioner, heat pump, or HVAC system (actual size: 9. 75" x 24. 75") A unique combination of cotton & synthetic fibers gives you the most filtration and the least air resistance equals great air & easy airflow for your system. The non pleated design provides low airflow resistance while still effectively capturing dirt and particles such as standing dust, spray paint