46 CFR 153.240
§ 153.240 Insulation.
United States · 46 CFR — Shipping · Status: effective
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- Citation
- 46 CFR 153.240, § 153.240 Insulation, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/228646
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Full text
Cargo containment system insulation made necessary by the requirements of this part must meet the requirements in § 38.05-20 of this chapter. However, the vapor barrier required by § 38.05-20(b) is unnecessary if the insulation is:
(a) Protected from the weather, and attached to a containment system maintained at a temperature in excess of 46 °C (approx. 115 °F); or
(b) In an atmosphere whose dew point is less than the temperature of any surface in contact with the insulation.
Legislative history
This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.