36" X 20" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES Outdoor Vent Covers pair it with our butterfly

pair it with our butterfly dampers

+ Product Details Size – 6" x 30" or 30" x 6" is the size for the duct opening measurement only

+ Product Details Size – Duct end cap is 8" X 4" | 26-gauge galvanized steel end cap

A: Black Grilles Always Look Sharp And Never Show Dirt & Dust Marks

75" width X 35

36" X 20" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES Outdoor Vent Covers pair it with our butterfly+ Product Details Size 36"w X 20"h is the size for the duct opening measurement only, [Outer Dimensions: 38. 5"w X 22. 5"h] Actual Filter Size 35 3 4"w x 19 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,