SIKU Fans Wall and ceiling fan 633988 - SIKU 27520, The SIKU 100 AZL fan by SIKU is a wall and ceiling mounted ventilation system capable of moving 98 m³/h of air. Its compact 10 cm design makes it suitable for built-in applications, providing efficient air cooling in small to medium-sized rooms. Typical uses include bathroom or kitchen ventilation, where space might be limited yet effective air circulation is needed. SIKU 27520 100 AZL Fan 98 m³/h Auto Jalousie Wall/Ceiling Mount