1.Rectangle shape design.2.Made by aluminum alloy, anti-corrosion.3.Good for ventilation of closed spaces.4.Easy to install and clean.5.Fixing on cabinet back or side panels for air ventilation purpose. Such as shoes cabinet, computer cabinet.6.Need to cut square hole on cabinet back or side panel.7.Screws are Not included here. Specifications:Product Name: Ventilation Grille Package Content: 1 x Ventilation Grille Main Color: Silver Tone Material: Aluminum Alloy Weight: 102g Total Size: 500 x 50 x 9mm/20-inch x 2-inch x 0.35-inch(L*W*H) Fit for Install Hole Size: 465 x 35mm / 18.31-inch x 1.38-inch(L*W) Mount Hole Size: 3.5mm/0.14-inchFit Panel Thickness(Min): 8mmThickness:1mm/0.04-inch
