24" X 48" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIR FLOW - LINEAR BAR GRILLES w24h24 boasting a purity of 99

boasting a purity of 99

Actual Filter Size – 27 3/4"w x 15 3/4" x 1"

+ Product Details Size - 24"w X 30"h is the size for the duct opening measurement only

+ Product Details Perfect Fit & Easy Sizing - Designed for a 6" x 12" or 12" x 6" duct opening (measured at the opening)

+ Product Details Perfect Fit & Easy Sizing - Designed for a 28" x 34" OR 34" x 28" duct opening (measured at the opening)

24" X 48" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIR FLOW - LINEAR BAR GRILLES w24h24 boasting a purity of 99+ Product Details Size 24"w X 48"h is the size for the duct opening measurement only, [Outer Dimensions: 26. 5"w X 50. 5"h] Actual Filter Size 23 3 4"w x 47 3 4" x 1" High Quality High quality rust free, strong aluminum construction with smooth finished edges for easy and safe use; Filter grille features a user friendly plastic latch that requires no screwdriver for opening. Installation Location Sidewall and ceiling. Design Heavier gauge than needed,