12" X 10" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES 2-Way Deflection + Product Details Size –

+ Product Details Size – 34" x 34" is the size for the duct opening measurement only

[Outer Dimensions: 18

Actual Filter Size – 24 3/4"w x 29 3/4" x 1"

+ Product Details Size – 14"w X 22"h is the size for the duct opening measurement only

Actual Filter Size – 11 3/4"w x 9 3/4" x 1"

12" X 10" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES 2-Way Deflection + Product Details Size –+ Product Details Size 12"w X 10"h is the size for the duct opening measurement only, [Outer Dimensions: 14. 5"w X 12. 5"h] Actual Filter Size 11 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,