14" X 30" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES Height_10in High-Quality Galvanized Sheet Metal: Our

High-Quality Galvanized Sheet Metal: Our duct pipes are made from premium galvanized steel

built for durability and long life in mind

Size: 10" X 60"

And is classified as Class 1 Fire Proof - B1

14" X 30" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES Height_10in High-Quality Galvanized Sheet Metal: Our+ Product Details Size 14"w X 30"h is the size for the duct opening measurement only, [Outer Dimensions: 16. 5"w X 32. 5"h] Actual Filter Size 13 3 4"w x 29 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,