16"W X 6"H [Duct Opening] Linear Aluminum Clip-On Bar Return Air Grille [Outer Dimensions: 17.25"W x 5.25"H] 12in diameter + Product Details Pipe tubing

+ Product Details Pipe tubing coil is made out of 99

+ Product Details Size – 28" x 32" or 32" x 28" is the size for the duct opening measurement only

Insulation is made of 1/2" Polypropylene and is UV Resistant

Experience enhanced indoor comfort with our 8" Radial Damper

16"W X 6"H [Duct Opening] Linear Aluminum Clip-On Bar Return Air Grille [Outer Dimensions: 17.25"W x 5.25"H] 12in diameter + Product Details Pipe tubing+ Product Details Size 16"W X 6"H is (for duct opening measurement only); actual front end outer dimensions are 17. 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