42 CFR 84.200
§ 84.200 Inhalation and exhalation valves; minimum requirements.
United States · 42 CFR — Public Health · Status: effective
Cite this
- Citation
- 42 CFR 84.200, § 84.200 Inhalation and exhalation valves; minimum requirements, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/201802
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Full text
(a) Inhalation and exhalation valves shall be provided where necessary and protected against distortion.
(b) Inhalation valves shall be designed and constructed to prevent excessive exhaled air from entering cartridges or adversely affecting canisters.
(c) Exhalation valves shall be—
(1) Protected against damage and external influence; and
(2) Designed and constructed to prevent inward leakage of contaminated air.
Legislative history
This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.