12" X 6" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES Copper Coil + Product Details Size –

+ Product Details Size – Stick-on collar is 10" and it is compatible with duct 10"

actual front end outer dimensions are approximately 32 5/8" width X 36 5/8" height

actual front end outer dimensions are approximately 11" width X 11" height -

actual front end outer dimensions are approximately 25

12" X 6" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES Copper Coil + Product Details Size –+ Product Details Size 12"w X 6"h is the size for the duct opening measurement only, [Outer Dimensions: 14. 5"w X 8. 5"h] Actual Filter Size 13 3 4"w x 7 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,