Unique counter flow aluminum core for high efficiency and high performance heat transferStreamlined aesthetics with no visible mounting rails, slim design allows for mounting to narrow or shallow enclosuresReliable top quality bearing fans and impellers make these units run quietly and with increased reliabilityLow carbon mild steel sheet metal cover for rugged factory environmentsEasy mount flanges for simple installationEvery unit functionally tested before shippingFilterless design for low maintenance and easy cleaningFour fasteners allow simple removal of front cover for easy access434 cfm at 50 Hz, 482 cfm at 60 Hz external loop6 ft cord with NEMA 5-15 plugMade of mild sheet steelMaintains type 3R rating when mounted externally and in a vertical position on a type 3R enclosure