16" X 24" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES Compatible with Duct 3" actual front end outer dimensions

actual front end outer dimensions are 7" Width X 7" Height

Enjoy protection

Actual Filter Size – 35 3/4"w x 11 3/4" x 1"

Universal Fit – Measures 6-1/4" wide x 4-3/4" high x 3" deep

16" X 24" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES Compatible with Duct 3" actual front end outer dimensions+ Product Details Size 16"w X 24"h is the size for the duct opening measurement only, [Outer Dimensions: 18. 5"w X 26. 5"h] Actual Filter Size 15 3 4"w x 23 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,