46 C.F.R. § 121.210 Heating equipment.
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(a) Each heater must be so constructed and installed as to prevent contact with combustible materials such as towels and clothing. (b) Each electric space heater must be provided with a thermal cutout to prevent overheating. (c) Each heater element of an electric space heater must be of an enclosed type, and the element case or jacket must be made of a corrosion resistant material.
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PART 121—VESSEL CONTROL AND MISCELLANEOUS SYSTEMS AND EQUIPMENT
Subpart B—Cooking and Heating
§ 121.210 Heating equipment.
