14 C.F.R. § 29.833 Heaters.
Title 14 - Aeronautics and Space
Each combustion heater must be approved.
Title 14: Aeronautics and Space
PART 29—AIRWORTHINESS STANDARDS: TRANSPORT CATEGORY ROTORCRAFT
Subpart D—Design and Construction
Personnel and Cargo Accommodations
§ 29.833 Heaters.
