36" X 12" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES Grilles damper-link:hover { color: #003366

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Actual Filter Size – 29 3/4"w x 9 3/4" x 1"

actual front end outer dimensions are approximately 14 5/8" width X 8 5/8" height

and hardware included for a precise installation and wall mounting - Can be adjusted with expansion bolts to fit the exact measurement of your air conditioning unit - L-shaped brackets are foldable for any degree tilt between 0 & 180 degrees (slight rearward tilt recommended to ensure safety)

36" X 12" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES Grilles damper-link:hover { color: #003366+ Product Details Size 36"w X 12"h is the size for the duct opening measurement only, [Outer Dimensions: 38. 5"w X 14. 5"h] Actual Filter Size 35 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,