What you will learn
Download the Sonic Series acoustic louvres SL4-30 datasheet for technical information to support product assessment and specification, including:
- Acoustic performance, including Rw 27 performance and frequency data
- Airflow performance including Class 1 airflow, 35% free open area and pressure drop data
- 300mm blade performance including comparison with the higher-attenuation SL4-30C at the same depth
- Rain penetration performance, including Class B performance at 0m/s core velocity and results across the tested velocity range
- Technical specifications and applications, including construction, test standards, customisation and typical project uses
