Regulations last checked for updates: Nov 22, 2024

Title 42 - Public Health last revised: Nov 19, 2024
§ 84.158 - Exhalation valve leakage test.

(a) Dry exhalation valves and valve seats will be subjected to a suction of 25 mm. water-column height while in a normal operating position.

(b) Leakage between the valve and valve seat shall not exceed 30 milliliters per minute.

authority: 29 U.S.C. 651
source: 60 FR 30355, June 8, 1995, unless otherwise noted.
cite as: 42 CFR 84.158