28"W X 6"H [Duct Opening] Linear Aluminum Clip-On Bar Return Air Grille [Outer Dimensions: 29.25"W x 7.25"H] Powder-Coateded + Product Details Size -

+ Product Details Size - 36"w X 12"h X 2"d (for duct opening measurement only)

+ Product Details Size - 14"w X 20"h is the size for the duct opening measurement only

875" width X 25

+ Product Details Outer dimensions: 31

actual front end outer dimensions are approximately 11

28"W X 6"H [Duct Opening] Linear Aluminum Clip-On Bar Return Air Grille [Outer Dimensions: 29.25"W x 7.25"H] Powder-Coateded + Product Details Size -+ Product Details Size 28"W X 6"H is (for duct opening measurement only); actual front end outer dimensions are 29. 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