24"W X 6"H [Duct Opening] Linear Aluminum Clip-On Bar Return Air Grille [Outer Dimensions: 25.25"W x 7.25"H] Round Duct Pipe 9% pure copper meeting ASTM

9% pure copper meeting ASTM B280 and C12200 standards

Heavy Gauge Steel – Heavier gauge than needed

+ Product Details Size – 8" X 4" is the opening (vent hole) dimension - actual size is approx

+ Product Details Size - 26"w X 16"h X 2"d (for duct opening measurement only)

+ Product Description Introducing our 4" x 20" Floor Grille - a reliable and durable air grill designed for exceptional performance and built to last

24"W X 6"H [Duct Opening] Linear Aluminum Clip-On Bar Return Air Grille [Outer Dimensions: 25.25"W x 7.25"H] Round Duct Pipe 9% pure copper meeting ASTM+ Product Details Size 24"W X 6"H is (for duct opening measurement only); actual front end outer dimensions are 25. 25" Width X 7. 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