These Manrose in-duct mounted mixed flow fans have been designed to produce higher working pressures for applications that require high air flows, with low relative noise. Mixflo fans can be mounted in a variety of applications as shown and are suitable for use with either rigid or flexible ducting. It features high quality ball bearing, long life motors, continuously rated and warranted for a minimum of 30,000 hours or 3 years. Easy installation and maintenance with the fan assembly easily removed from rigid ducting installations using the specially designed construction. RPM High: 2400 RPM Low: 1700 Wattage High: 33 Wattage Low: 28 Maximum Airflow (m3/hr) High: 310 Maximum Airflow (m3/hr) Low: 240 Maximum Airflow (l/s) High: 86 Maximum Airflow (l/s) Low: 67 Maximum Pressure (Pa) High: 230 Maximum Pressure (Pa) Low: 160 dB(A) 3m* High: 25 dB(A) 3m* Low: 21 Max Operating Temp ºC: 40 Hole Size: 5\" High air flows are achieved through flexible duct Compact overall dimensions 2 speed fan settings Double Insulation - no earth required Fully Building Code compliant Fully BEAB approved rated to IPX4 Dimensions: Height: 230mm x Width: 260mm x Depth: 175mm