36" X 10" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES with filter actual front end outer dimensions

actual front end outer dimensions are approximately 22 5/8" width X 42 5/8" height -

+ Product Details Size - 16"w X 4"h is the size for the duct opening measurement only

Featuring a generous 50' length

you’ll provide ample protection for your equipment against harmful environmental factors such as

+ Product Details Size - 20"w X 24"h is the size for the duct opening measurement only

36" X 10" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES with filter actual front end outer dimensions+ Product Details Size 36"w X 10"h is the size for the duct opening measurement only, [Outer Dimensions: 38. 5"w X 12. 5"h] Actual Filter Size 35 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,