16" X 10" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES w32h32 + Product Details Size -

+ Product Details Size - 22"w X 36"h is the size for the duct opening measurement only

+ Product Details Size – The size of a galvanized sheet metal stack boot is 12" X 3

+ Product Details Size – 8" x 8" is the size for the duct opening measurement only

+ Product Details Size - 26"w X 20"h X 2"d (for duct opening measurement only)

+ Product Details Size – 18"w X 30"h is the size for the duct opening measurement only

16" X 10" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES w32h32 + Product Details Size -+ Product Details Size 16"w X 10"h is the size for the duct opening measurement only, [Outer Dimensions: 18. 5"w X 12. 5"h] Actual Filter Size 15 3 4"w x 9 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,