30" X 18" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES 18" Round Duct Pipe actual front end outer dimensions

actual front end outer dimensions are approximately 24 5/8" width X 8 5/8" height

Actual Filter Size – 33 3/4"w x 13 3/4" x 1"

For 8" duct opening

QUALITY PACKAGING & SATISFACTION GUARANTEED - Hand Inspected for Quality - 100% Satisfaction Guaranteed

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30" X 18" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES 18" Round Duct Pipe actual front end outer dimensions+ Product Details Size 30"w X 18"h is the size for the duct opening measurement only, [Outer Dimensions: 32. 5"w X 20. 5"h] Actual Filter Size 29 3 4"w x 17 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,