Inclining at 45°, each horizontal blade is reversed bent at the rear tip, Prudent aire’s Acoustic Louvre is designed to provide both acoustic attenuation as well as weather resistant applications. Available in standard 150/300 mm louvre depth (highly noise protection with minimal pressure loss. For areas without depth concerns, double louvres (back-to-back) configuration is available for the best sound absorption and weather resistance performance, incorporating sightproof function as well.