Reference Source

UL 268A

For UL 268A, laboratory is FM Approvals; standard title is Smoke Detectors for Duct Application, verified against its source on 2026-08-10.

Laboratory
FM Approvals verified
Standard number
UL 268A verified
Standard title
Smoke Detectors for Duct Application verified
Sourceosha.gov
Verified
Review by
DatasetWhich OSHA NRTL is recognized for which test standard: all 21 labs' scopes of recognition, cross-referenced

What the source says

UL 268A | Smoke Detectors for Duct Application |

— osha.gov, retrieved 2026-08-10

Source

Last verified against source: . Due for re-check by . This page as Markdown · OKF bundle · full dataset as JSON.