36 Inch (914 mm) between heaters mounted side by side. Heaters may be mounted end to end.
3 Inch (76 mm) to ceiling.
84 Inch (2134 mm) to floor.
Maintain at least 5 ft. (1.5 m), in radiant path, between bottom of heater and combustible material.
Corrosive Atmospheres – The high quality finish and steel internal sheet metal parts of the HRK series will give excellent service under most operating conditions, including most industrial atmospheres. However, the finish is not intended for direct salt spray exposure in marine applications or highly corrosive greenhouse, swimming pool, or chemical storage atmospheres.