10" X 10" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES RG66 Black-HP actual front end outer dimensions

actual front end outer dimensions are approximately 27 5/8" width X 22 5/8" height

+ Product Details Size - 36"w X 22"h is the size for the duct opening measurement only

12"w X 4"h Is The Size For The Duct Opening Measurement Only

'block' : 'none'

10" X 10" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES RG66 Black-HP actual front end outer dimensions+ Product Details Size 10"w X 10"h is the size for the duct opening measurement only, [Outer Dimensions: 12. 5"w X 12. 5"h] Actual Filter Size 9 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,