18" X 12" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES Ceiling + Product Details Size -

+ Product Details Size - 30"w X 16"h X 2"d (for duct opening measurement only)

modern look

+ Product Details Size - 10"w X 6"h X 2"d (for duct opening measurement only)

+ Product Details Size - 12"w X 22"h is the size for the duct opening measurement only

Please check the measuring guide to ensure a proper fit

18" X 12" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES Ceiling + Product Details Size -+ Product Details Size 18"w X 12"h is the size for the duct opening measurement only, [Outer Dimensions: 20. 5"w X 14. 5"h] Actual Filter Size 17 3 4"w x 11 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,