25" X 14" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLE Compatible with Duct 8" + Product Details Size -

+ Product Details Size - 18"w X 26"h X 2"d (for duct opening measurement only)

+ Product Details Size – 8"w X 28"h is the size for the duct opening measurement only

+ Product Details Size - 30"w X 12"h is the size for the duct opening measurement only

this blank box is the perfect solution for new constructions or system upgrades

This ensures superior performance and efficiency in any application

25" X 14" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLE Compatible with Duct 8" + Product Details Size -+ Product Details Size 25"w X 14"h is the size for the duct opening measurement only, [Outer Dimensions: 27. 5"w X 16. 5"h] Actual Filter Size 24 3 4"w x 13 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,