UL is the recognized leader in developing standards and certifying products used in fire extinguishing, detection and annunciation systems; smoke control systems; and systems that assist emergency responders.

Fire protection systems


Automatic sprinkler systems

Manufacturers of certified products and related information.

Standpipe systems

Manufacturers of certified products and related information.

Portable fire extinguishers

Manufacturers of certified products and related information.

Fire alarm and detection systems

Manufacturers of certified products and related information.

Emergency alarms

Manufacturers of certified products and related information.

Smoke control

Manufacturers of certified products and related information.