---
kind: "section"
citation: "46 C.F.R. § 108.703"
title: "46"
number: "108.703"
heading: "Self-contained breathing apparatus."
url: "https://uscodex.org/cfr/46/108.703"
---

# §108.703. Self-contained breathing apparatus.

- (a) Each unit must be equipped with a self-contained breathing apparatus described in [§ 108.497(a)](/cfr/46/108.497.md?p=a) to use as protection against gas leaking from a refrigeration unit if it is equipped with any refrigeration unit using—
  - (1) Ammonia to refrigerate any space with a volume of more than 20 cubic feet; or
  - (2) **Fluorocarbons to refrigerate any space with a volume of more than 1000 cubic feet.**
- (b) The self-contained breathing apparatus required in [§ 108.497](/cfr/46/108.497.md) may be used for this purpose.

## Notes

### Amendments

[CGD 73-251, 43 FR 56808, Dec. 4, 1978, as amended by CGD 86-036, 57 FR 48326, Oct. 23, 1992]

### Authority

Authority: 43 U.S.C. 1333; 46 U.S.C. 3102, 3306; DHS Delegation No. 00170.1, Revision No. 01.4.

### Source

Source: CGD 73-251, 43 FR 56808, Dec. 4, 1978, unless otherwise noted.

### Amendments

[CGD 73-251, 43 FR 56808, Dec. 4, 1978, as amended by CGD 86-036, 57 FR 48326, Oct. 23, 1992]