UL 181
What is the laboratory for UL 181?
For UL 181, laboratory is UL LLC; standard title is Factory-Made Air Ducts and Air Connectors, verified against its source on 2026-09-17.
UL 181 | Factory-Made Air Ducts and Air Connectors |
— osha.gov, retrieved 2026-08-10
- Laboratory
- UL LLC
- Standard number
- UL 181 verified
- Standard title
- Factory-Made Air Ducts and Air Connectors verified
Source
- osha.govhttps://www.osha.gov/nationally-recognized-testing-laboratory-program/ul