Products Home/Products/Weather Louvre/Weather Louvre - Square Product Categories Aluminium Eggcrates Ceiling Diffusers Grilles Swirls Linears Jet Diffusers Floor Diffusers Weather Louvres Plastic Grilles Supply Air and Plenums Fire Damper Dampers Zoning Accessories Weather louvre is made with quality aluminium profile and galvanized wire mesh on the back. Standard sizes:150×150, 200×200, 250×250, 300×300, 350×350, 400×400, 600×600Standard colour: natural anodizing