44"W X 8"H [Duct Opening] Linear Aluminum Clip-On Bar Return Air Grille [Outer Dimensions: 45.25"W x 9.25"H] w22h22 + Product Details Outer dimensions:

+ Product Details Outer dimensions: 25

2mm - Cut Iron Like Paper

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

5 pieces of tie

44"W X 8"H [Duct Opening] Linear Aluminum Clip-On Bar Return Air Grille [Outer Dimensions: 45.25"W x 9.25"H] w22h22 + Product Details Outer dimensions:+ Product Details Size 44"W X 8"H is (for duct opening measurement only); actual front end outer dimensions are 45. 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