Left Triangle Louver Vent No Flange 4" Deep
Line: Signature Series Collection
Shape: Left Side Triangular
Depth: 3.5 inch thickness
Color: Any Aluminum Coil Color
Material: .019 Aluminum Coil Stock
Screen: Functional And Non Functional
Standard wall depths are 3.5 inches. This left half triangular vent is commonly called a 4 inch but is physically 3.5 to match the stud depth.