12 x 20 Merv 2 HVAC Pleated Filter, 12-Pack Color_Red Oak Wood + Product Details Size -

+ Product Details Size - 26"w X 36"h is the size for the duct opening measurement only

Easily reach in and grab what you need immediately

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Copper coil line set fits most ductless mini split air conditioners

actual front end outer dimensions are 11" width X 11" height

12 x 20 Merv 2 HVAC Pleated Filter, 12-Pack Color_Red Oak Wood + Product Details Size -The 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