46 CFR § 154.178 - Contiguous hull structure: Heating system.
§ 154.178 Contiguous hull structure: Heating system.
The heating system for transverse and longitudinal contiguous hull structure must:
(a) Be shown by a heat load calculation to have the heating capacity to meet § 154.174(b)(2) or § 154.176(b)(2);
(b) Have stand-by heating to provide 100% of the required heat load and distribution determined under paragraph (a); and
(c) Meet Parts 52, 53, and 54 of this chapter.