Introducing the CALM range by BLAUBERG, a collection of contemporary extractor fans that outperform traditional domestic fans. The extractors are designed to deliver superior airflow rates while operating at impressively low noise levels of just 25 dB(A), thanks to innovative German design and anti-vibration mounts. Designed for versatility, the BLAUBERG CALM fans come in various colours to seamlessly blend into any modern bathroom, toilet, or damp room while complementing traditional styles. These fans comply with Parts F and L of Building Regulations and are suitable for installation in zones 1 and 2 of bathrooms, ensuring user safety and adhering to industry standards. Additionally, the BLAUBERG CALM range offers a multitude of control options to suit your specific needs, from simple pull-cord operation, run on timer and humidity control to advanced automatic PIR motion detection (this model is standard and switches on and off with your light switch). The design, combined with a mixed-flow impeller, allows for longer duct runs and ensures an impressive air extraction rate of 97 m3/h. Powered by a BLAUBERG German motor, each unit comes with IP45 classification, and compliance with safety standards. The BLAUBERG CALM range exemplifies quality, efficiency, and safety in domestic ventilation. Stylish 100mm 4" designer bathroom, kitchen extractor fan. Specially designed mixed-flow impeller ensures high airflow and low noise level. Fitted with an anti back draft shutter. Extract Rate : An impressive 27 litres per second, 97 cubic metres per hour. This is one of the highest extraction rates for any 4" axial fan. Sound Output: German engineered design with anti vibration mounts ensures quiet low noise, only 25 dBA hush sound level. This is one of the quietest fans in the market. Power Consumption: 7.5 watts Standard fan with no controls. German Blauberg motor backed with a 5 year warranty. Dimensions: 158mm wide x 158mm high. Spigot is 99mm diameter (for connection to 100mm ducting) and projects for 80mm beyond installed surface.