UL 852

For UL 852, laboratory is UL LLC; standard title is Metallic Sprinkler Pipe for Fire Protection Service, verified against its source on 2026-08-10.

Laboratory: UL LLC verified
Standard number: UL 852 verified
Standard title: Metallic Sprinkler Pipe for Fire Protection Service verified

Verified2026-08-10

Review by2026-12-08

What the source says

UL 852 | Metallic Sprinkler Pipe for Fire Protection Service |

— osha.gov, retrieved 2026-08-10

osha.govhttps://www.osha.gov/nationally-recognized-testing-laboratory-program/ul

Last verified against source: 2026-08-10. Due for re-check by 2026-12-08. This page as Markdown · OKF bundle · full dataset as JSON.