18" X 12" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES Ceiling Please check the measuring guide

Please check the measuring guide to ensure a proper fit

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

Cut for precise installation and maximum use - the line finished is 164 ft

ensuring you stay cool and comfortable during long days on the job

improves airflow

18" X 12" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES Ceiling Please check the measuring guide+ 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,