8" X 8" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIR FLOW - LINEAR BAR GRILLES fixed bar + Product Details Perfect Fit

+ Product Details Perfect Fit & Easy Sizing - Designed for a 16" x 25" OR 25" X 16" duct opening (measured at the opening)

Produced in accordance with ISO 9001-2008 Quality Management System

+ Product Details Size - 25"w X 28"h is the size for the duct opening measurement only

+ Product Details Size - 8"w X 26"h is the size for the duct opening measurement only

+ Product Details Size - 20"w X 4"h is the size for the duct opening measurement only

8" X 8" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIR FLOW - LINEAR BAR GRILLES fixed bar + Product Details Perfect Fit+ Product Details Size 8"w X 8"h is the size for the duct opening measurement only, [Outer Dimensions: 10. 5"w X 10. 5"h] Actual Filter Size 7 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,