These fans come complete with a movable-blade louver. The louvers are gravity operated so they open only when air flows through them, which prevents backdrafts.

Good when you don't have room to mount an exhaust fan inside your facility, these fans attach to openings in outside walls.

Direct-drive fans have fewer moving parts than belt-drive fans for less maintenance. Use these fans to draw stagnant and humid air out of a room or area.

Direct-drive fans have fewer moving parts than belt-drive fans for less maintenance.

With fewer moving parts than belt-drive fans, these direct-drive exhaust fans require less maintenance.

Powerful and durable, these blowers are able to blow air through larger systems that have more airflow resistance than standard hazardous location spark-resistant blowers can handle.

These blowers have an aluminum housing for spark resistance.

Powerful and durable, these blowers are able to blow air through larger systems that have more airflow resistance than standard blowers can handle.

A 304 stainless steel housing offers good corrosion resistance.

These blowers have a motor that is UL listed for Class I, Divisions 1 and 2, Group D; and Class II, Divisions 1 and 2, Groups F and G hazardous locations.

Direct-drive fans have fewer moving parts than belt-drive fans for less maintenance.