10 x 10 Merv 2 HVAC Pleated Filter, 12-Pack Stick on Side Take Off This grille is ideal for

This grille is ideal for both sidewall and ceiling installations

+ Product Details Size - 28"w X 20"h is the size for the duct opening measurement only

+ Product Details Size - 16"w X 25"h is the size for the duct opening measurement only

+ Product Description When it's time to upgrade your HVAC Vents in your house

12"w X 3"h Is The Size For The Duct Opening Measurement Only

10 x 10 Merv 2 HVAC Pleated Filter, 12-Pack Stick on Side Take Off This grille is ideal forThe 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