16" X 25" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES 12" Round Duct Pipe 25" X 5" galvanized floor

25" X 5" galvanized floor boot end center 26-gauge

+ Product Details Size – 4"w X 16"h or 16" x 4" is the size for the duct opening measurement only

look no further than HVAC Premium HVAC Premium has sold over 5

featuring a 8" round duct opening

+ Product Details Size - 14"w X 30"h X 2"d (for duct opening measurement only)

16" X 25" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES 12" Round Duct Pipe 25" X 5" galvanized floor+ Product Details Size 16"w X 25"h is the size for the duct opening measurement only, [Outer Dimensions: 18. 5"w X 27. 5"h] Actual Filter Size 15 3 4"w x 24 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,