April 29th, 2017

New online UL training for 2017

UL is working hard to bring cutting edge educational training opportunities to the building and life safety industries. Over the past few months, we have released the following online training modules: • Pipes and Fittings for Use in Fire-Service Systems • Valves for Use in Fire-Service Systems • Fall Protection Product Certification • UL Certification… read more

April 29th, 2017

Fire Extinguishing System Units Intended for Special Hazard Applications

Understanding fire suppression (control or extinguishment) requires a basic knowledge of fire and the method(s) used by the agent to suppress fire. Fire produces heat during combustion, which is the rapid chemical chain reaction of a fuel combined with oxygen. These four factors are often represented visually as the fire tetrahedron (Figure 1). Water, the… read more

April 29th, 2017

Child Entrapment – A Unique Application of Fire Protection Engineering

Background UL Safety Standards UL 2157, 3rd edition, Electric Clothes Washing Machines and Extractors, and UL 2158, 4th edition, Electric Clothes Dryers, provide three methods to comply with entrapment requirements and a manufacturer can choose either one of these methods to evaluate their appliance. One of these methods is found in Clause 15.6.1.b) (UL 2157)… read more

April 28th, 2017
Mike Halligan joins UL Building, Fire, and Security Inspections
April 13th, 2017
UL Product Spec now with Canadian Certifications
November 14th, 2016
Steffen Schaefer Joins UL
November 14th, 2016
The Evolution of UL LLC Commercial & Industrial Research
June 9th, 2016
UL Mobile App – Dry Chemical Fire Extinguisher Certification at Your Fingertips
September 3rd, 2015
Avoiding Disaster
October 8th, 2014
United Arab Emirates (UAE) Certificate of Compliance