2403.2.3 Hot surfaces.
FC § 2403.2.3
Heated surfaces having a temperature sufficient to ignite vapors shall not be located in flammable vapor areas. Space-heating appliances, steam pipes or hot surfaces in flammable vapor areas shall be located such that they are not subject to accumulation of deposits of combustible residues. Exception: Drying apparatus complying with the requirements of FC 2404.3.4.2.











