Product Type Discharge Nozzle Compatible with Product Type Standard Unit Heaters Compatible Grainger Part Number 32V237 32V238 32V239 49EV89 49EV90 49EV91 4LX55 4LX56 Coverage Area @ Mounting Height 750 to 1400 sq ft @ 15 ft Overall Height 31 1/2 in Overall Width 20 3/4 in Overall Depth 28 1/4 in Angle 90 Degrees Fits Heating Capacity 100 000 BtuH 125 000 BtuH 150 000 BtuH Material Steel Includes Mounting and Assembly Hardware Standards ETL