16" X 25" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES 8" Round Duct Pipe you may now order this

you may now order this galvanized sheet metal end boot for a reasonable price

Wide Front End Overlap: Boasting a 1-inch overlap

+ Product Details Size – 12" x 20" or 20" x 12" is the size for the duct opening measurement only

+ Product Details Size & Compatibility – The size of the wall angle register boot is 10" X 6" X 5" and it is compatible with duct 5"

+ Product Details Size - 20"w X 8"h is the size for the duct opening measurement only

16" X 25" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES 8" Round Duct Pipe you may now order this+ 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,