16"W X 8"H [Duct Opening] Linear Aluminum Clip-On Bar Return Air Grille [Outer Dimensions: 17.25"W x 9.25"H] 20 Feet Long + Product Details Size -

+ Product Details Size - 24"w X 12"h X 2"d (for duct opening measurement only)

this grille offers durability and resistance to rust and corrosion

+ Product Description Introducing our Large Heavy Duty Tool Bagback - the ultimate companion for HVAC technicians

+ Product Details Size & Compatibility – The 5" galvanized sheet metal round to oval elbow boot is compatible with duct 5"

16"W X 8"H [Duct Opening] Linear Aluminum Clip-On Bar Return Air Grille [Outer Dimensions: 17.25"W x 9.25"H] 20 Feet Long + Product Details Size -+ Product Details Size 16"W X 8"H is (for duct opening measurement only); actual front end outer dimensions are 17. 25" Width X 9. 25" Height. Design Designed for concealed, flush placement on your wall with a 3 8 inch space between louvers, this linear grille comes with an installation frame and clips for easy hook in assembly, ensuring a refined and seamless look. High Quality Aluminum The premium durable aluminum will never rust and it will never