Manrose MF150T 150mm In-Line Mixed Flow Extractor Fan with Timer This 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 bearings, 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.