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

+ Product Details Size – 30" x 32" or 32" x 30" is the size for the duct opening measurement only

+ Product Details Size - 36"w X 26"h X 2"d (for duct opening measurement only)

Full Control – Full 190 degrees control of air direction vertically & horizontally

The "W" Shaped Pleats Give You More Filter Surface Thereby Capturing More Dust

actual front end outer dimensions are approximately 36 5/8" width X 34 5/8" height

28"W X 6"H [Duct Opening] Linear Aluminum Clip-On Bar Return Air Grille [Outer Dimensions: 29.25"W x 7.25"H] Welding & Soldering + 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