2 PL Lamps 18 W (CFL) Double Parabolic Louvre (9 Cells - Square) made from Reflector Diffuse (Matt) finish imported Pre-anodised Aluminium having 86% reflectivity manufactured by Almeco, Italy. These Louvres are also available as tailor made due to CNC Flexible programming Machines and can be manufactured to suit your existing housings and also in Specular Mirror finish imported Pre-anodised Aluminium having 86% reflectivity manufactured by Almeco, Italy mainly used for CFLs.