Combustion Heaters. (1) Combustion heaters are permitted and shall:
Combustion Heaters. 5.1.2.7.1. Combustion heaters shall comply with the relevant technical requirements of Regulation No. 122, including those of Annex 9.
Combustion Heaters. 5.1.2.7.1., 2. and 5. x x x x x 5.1.2.7.3. and 4. x 5.1.2.7.6. x x
