---
kind: "section"
citation: "46 C.F.R. § 116.430"
title: "46"
number: "116.430"
heading: "Insulation other than for structural fire protection."
url: "https://uscodex.org/cfr/46/116.430"
---

# §116.430. Insulation other than for structural fire protection.

- (a) Combustible insulation may be used for pipe and machinery covering or lagging within a machinery space, or used in an individual refrigerator box if the refrigerator box was purchased with the insulation already installed.
- (b) Except as allowed by [paragraph (a)](#a) of this section, any insulation installed for purposes other than structural fire protection and all material incidental to its installation must be noncombustible or approved under [§ 164.009](/cfr/46/164.009.md) in subchapter Q of this chapter. Surfacing material applied to such insulation must be noncombustible or may meet the requirements of [§ 116.422(c)](/cfr/46/116.422.md?p=c) of this part.

## Notes

### Authority

Authority: 46 U.S.C. 2103, 3306; E.O. 12234, 45 FR 58801, 3 CFR, 1980 Comp., p. 277, DHS Delegation 00170.1, Revision No. 01.4.

### Source

Source: CGD 85-080, 61 FR 900, Jan. 10, 1996, unless otherwise noted.