EXHAUST VENTILATOR, CENTRIFUGAL DOWNBLAST, LESS DRIVE PACKAGE, WHEEL MATERIAL: ALUMINUM, HOUSING MATERIAL: SPUN ALUMINUM, CFM RANGE: 1386 TO 1526, ROOF MOUNTING LOCATION, MAXIMUM INLET TEMPERATURE: 180 DEGREE FAHRENHEIT, DIMS: H 26 5/8"x W 22"x D 22", WEIGHT: 44 LBS, **MOUNTING FLANGE HAS DAMAGE ON ONE CORNER, TOWER HAS A DENT**