UL | Facility Executive - Creating Intelligent Buildings

These units can start in as little as 6.5 seconds, facilitating compliance with NFPA 110 Level 1 Type 10.


These units can start in as little as 6.5 seconds, facilitating compliance with NFPA 110 Level 1 Type 10.

G3512 Gas Standby Generator Set By Cat

Content related to ‘UL’






The Post‐Frame Fire Wall: New, Tested, And Economical

3 hour firewall

An hourly rated wall—rated as high as three hours—is often required to separate building areas or occupancy types to meet the IBC requirement for life safety. For architects, builders, and engineers, that traditionally has meant using a rated eight‐inch or 10‐inch concrete block wall on a concrete foundation, but with this recent test exceeding hour‐rating expectations, that may no longer be the case.




New Public Service Video’s Proper Firestop Methods Aim To Increase Fire Safety In Buildings

Fire stopping

The video depicts a full-scale room fire at UL’s Northbrook, IL, test facility and compares non-compliant firestop systems performance to compliant firestop penetration and joint systems in accordance with ASTM E814 (UL-1479) and ASTM E1966 (UL-2079), respectively.