Performance tested to AS/NZS 4740:2000 Louvreclad Jupiter Series® Standard louvre is a 125mm extruded aluminium louvre profile that achieves Class C 88% effective rain defence Class 1 for Aerodynamics and 55% free open area making it an ideal solution for applications where high-performance louvres are required including plant room screening, air intake and exhaust and louvre doors. This highly versatile louvre system can be custom-designed to suit the performance requirements of your project. Jupiter Series® 2 Stage installed where extra rain defence is needed whilst maintaining consistent external architectural aesthetics.