24" X 30" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIR FLOW - LINEAR BAR GRILLES 7" Round Duct Pipe + Product Details Size -

+ Product Details Size - 20"w X 4"h is the size for the duct opening measurement only

scratch-resistant surface that gleams like it's just been waxed

+ Product Details Size – 12"w X 26"h is the size for the duct opening measurement only

+ Product Details Size - 8"w X 14"h is the size for the duct opening measurement only

24" X 30" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIR FLOW - LINEAR BAR GRILLES 7" Round Duct Pipe + Product Details Size -+ Product Details Size 24"w X 30"h is the size for the duct opening measurement only, [Outer Dimensions: 26. 5"w X 32. 5"h] Actual Filter Size 23 3 4"w x 29 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,