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The AF Series are the most effective air powered fans available. Complete with their own filter, gauge, and oiler, they have everything you need for lots of air movement without a lot of air usage. These models are very versatile and can be used for negative or positive pressure tactics, even with attached spiral duct (optional add-on).
Hazardous Location models feature hazardous location motor and switch, and is specifically designed to handle any ventilation situation inclusing those where the atmosphere is explosive or potentially explosive. These motors offer the highest level of protection in the industry and are listed for Class 1 Group D.