Three head sizes for any application anodized aluminum handle

Adjustable thermostat temperature control

Ceramic plungers and components run cooler and last longer

For nearly 50 years

Allegro 20″ Axial Explosion-Proof (EX) Metal Blower (220V AC/50 Hz). 381 CPM Three head sizes for anyDesigned for use in applications requiring a large amount of output in a hazardous location environment. Our 20 Axial Explosion Proof Metal Blower is offered with a hp single phase motor and an efficient three blade impeller fan in a rugged metal housing. Also included is a NEMA rated 115V plug to be used with an explosion proof socket (sold separately). Meets Class I, Division 1 and 2, Groups C & D, Class II Division 1 and 2 Groups F & G. UL Listed.