10 x 10 Merv 2 HVAC Pleated Filter, 12-Pack Width_20in actual front end outer dimensions

actual front end outer dimensions are 21" width X 21" height

Easy Installation – Complete set of sponge gasket and mounting frame included

+ Product Details Size - 14"w X 8"h X 2"d (for duct opening measurement only)

+ Product Details Size - 6"w X 34"h is the size for the duct opening measurement only

10 x 10 Merv 2 HVAC Pleated Filter, 12-Pack Width_20in actual front end outer dimensionsThe W shaped pleats enlarge the surface area for capturing dirt and particles for cleaner air Get 3 MERV 2 AC filters per pack while only paying for 2 Dimensions are interchangeable for rectangular filters, but not square ones Let air circulate and cycle through your HVAC without obstructions