Regulatory Text
42 C.F.R. § 84.137 — Inhalation and exhalation valves; check valves; minimum requirements.
§ 84.137 Inhalation and exhalation valves; check valves; minimum requirements. (a) Inhalation and exhalation valves shall be provided where necessary and protected against distortion. (b) Exhalation valves shall be: (1) Protected against damage and external influence; and (2) Designed and constructed to prevent inward leakage of contaminated air. (c) Check valves designed and constructed to allow airflow toward the facepiece only shall be provided in the connections to the facepiece or in the hose fitting near the facepiece of all Type A, AE, B, and BE supplied-air respirators.
Source: ecfr.gov · govinfo.gov — public domain
Official Source ↗
Root-LD Entity Data
◈ Machine-Readable Provenance Record
Root-LD v1.0 · boisestandard.org
Federation ID
BS-CFR42-SEC-ACCA3C
Entity Class
REGULATION / FEDERAL-CFR-SECTION
Domain Signature
boisestandard.org
Citation
42 C.F.R. § 84.137
Corpus
CFR — Code of Federal Regulations
Status
✓ ACTIVE
Source
PRIMARY-SOURCE
Source Verified
✓ TRUE
Content Hash
3c185e61c9e4b5e4...
Semantic Edges
Pending — corpus passes queued
The regulatory text of 42 C.F.R. § 84.137 is reproduced from the official Code of Federal Regulations as published by the Office of the Federal Register and the National Archives and Records Administration.
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Title 42 — Public Health
42 C.F.R. § 2a.142 C.F.R. § 2a.242 C.F.R. § 2a.342 C.F.R. § 2a.442 C.F.R. § 2a.542 C.F.R. § 2a.642 C.F.R. § 2a.742 C.F.R. § 2a.842 C.F.R. § 2.142 C.F.R. § 2.242 C.F.R. § 2.342 C.F.R. § 2.442 C.F.R. § 2.1142 C.F.R. § 2.1242 C.F.R. § 2.1342 C.F.R. § 2.1442 C.F.R. § 2.1542 C.F.R. § 2.1642 C.F.R. § 2.1742 C.F.R. § 2.1842 C.F.R. § 2.1942 C.F.R. § 2.2042 C.F.R. § 2.2142 C.F.R. § 2.2242 C.F.R. § 2.2342 C.F.R. § 2.3142 C.F.R. § 2.3242 C.F.R. § 2.3342 C.F.R. § 2.3442 C.F.R. § 2.35
42 C.F.R. — public domain
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