12 x 6 Merv 2 HVAC Pleated Filter, 12-Pack return grille Installation requires cutting into the

Installation requires cutting into the frame of your wall and the metal duct where your HVAC system is located

Perfect for home improvements

+ Product Details Perfect Fit & Easy Sizing - Designed for a 22" x 28" OR 28" x 22" duct opening (measured at the opening)

+ Product Details Size - 18"w X 20"h is the size for the duct opening measurement only

proudly made in the USA

12 x 6 Merv 2 HVAC Pleated Filter, 12-Pack return grille Installation requires cutting into theThe 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