DASCO's sightproof louvers DSPL-16H are mainly designed to protect air intake and exhaust openings in building exterior walls. They are considered as an architectural air inlets and outlets with a remarkable continuous horizontal appearance make them preferred by most architects. The blades are carefully designed to provide high free area, maximum resistance to rain and extreme weather conditions with minimum resistance to airflow. DSPL-16H louvers have 3 inch deep heavy gauge horizontal blades of 2 mm thick aluminium extruded profiles. They are carefully designed to get low pressure drop, maximum free area and to prevent rain water penetration by diverting water along blade troughs. They are available in 1.6” flanged curved frame of heavy gauge aluminium profile which in turn is mechanically joined to give the highest rigidity and strength. Louvers can be supplied as optional with galvanized bird or aluminium insect screen, volume control damper and aluminium air filter of 1”, 2” or 4” thickness. The filters are accessible from the side or backward of the louver depending upon type of installation and customer's request. These louvers are available in standard given sizes, and they can be supplied in other requested sizes and architectural shapes upon customers’ requirements.