What is UL for?

What is UL for?

Underwriters’ Laboratories, or UL as it is universally known, tests and evaluates components and products that allows a certification mark to be placed by the manufacturer. Most common are the “UL Listed” and “UL Recognized” marks.

What is UL certified?

Underwriter Laboratories (UL) is one of the oldest safety certification companies around. They certify products, facilities, processes or systems based on industry-wide standards. By doing so, they issue over twenty different UL Certifications for a wide-range of categories.

What is a UL yellow card?

The UL Yellow Card (or Plastics Recognition Program) provides a digital product information card that lists substantial safety and performance-related properties for a polymeric material that UL tests to applicable standards.

What is UL 5VA?

5VA: burning stops within 60 seconds on a vertical specimen; no drips allowed; plaque specimens may not develop a hole.

What makes a wall 1-hour fire rated?

Ratings for fire resistance are given in accordance to the time a structure can contain a simulation fire. More specifically, if a wall is constructed in a manner that closely resembles a tested wall which has shown to contain flames and high temperature for one hour, it is eligible to receive a 1-hour rating.

What is UL safety standards?

Safety standards are written documents that outline the process in which a product is tested to help mitigate risk, injury or danger. UL is a standard-setting organization, combining extensive safety research, scientific expertise and uncompromising focus on quality to help create a safer world.

What is UL in safety?

What are UL safety standards?

What is a yellow card production?

Yellow-Card Productions shall be defined as those major stage events which employ stage technicians under traveling agreements with the International Alliance of Theatrical Stage Employees and Moving Picture Technicians, Artists, and Allied Crafts of the United States, its Territories, and Canada (IATSE).