Powerful in duct mounted mixed flow fan 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 and are suitable for use with either rigid or flexible ducting. Fitted with an adjustable timer. · · · Simple and easy to install · · High pressure · · IPX4 protection rating · · 3 speed settings selected via internal dip switch · · High quality ball bearing, long life motor · · Double Insulation – no earth required · · Adjustable timer