Simple Switching Operation: This model is designed for simple switching on / off from a separate switch, e.g. light switch or spur unit (not supplied). It does NOT have a run-on timer. Normally used in a kitchen / utility or large bathroom (outwith zone 2) location Power Specifications: Mains 230/240V AC 50HZ. Power consumption: 25 watts High Extraction Performance: Extraction rate 68 litres per second, 245 cubic metres per hour Quality Certification: Airvent is part of the Vent Axia group. IP22 rated. CE approved Product Dimensions: 225mm wide x 218mm tall x 46mm deep (beyond installed surface). 145mm diameter spigot, extends for 110mm. For connection to 150mm / 6 inch ducting Wall Mounted Installation: Designed for wall mounted ventilation applications with standard 6 inch or 150mm ducting connection for efficient air extraction Axial Fan Design: Features axial extractor fan technology for reliable and consistent airflow performance in residential and commercial settings