Underwriters Laboratories
Fire Service
Choose A Subject of Interest:
- Access Online Fire Service Training
- Firefighter Exposure to Smoke Particulates - Study
- Structural Stability of Engineered Lumber in Fire Conditions
- Performance of Special Extinguishment Agents for Firefighter Use
- Impact of Ventilation on Fire Behavior in Legacy and Contemporary Residential Construction
- English
- Choose a Language
- Perspectives
-
Code Authorities
- Support Services
- Concerns With Products in the Field
- Frequently Asked Questions
- Publications and Notifications
- Technical Topics
- UL Standards for Safety
- Contact Information
- Electrical
- Environmental and Public Health
- Fire and Building
- Manufacturer
- Plumbing, Mechanical and Gas
- Public Safety Educators
- Submit an Inquiry
- UL CD Tech Support
- Consumers
- Manufacturers
- New to UL
-
Code Authorities
- Industries
- Appliances and HVAC/R
- Building Materials
- Chemicals
- Energy
- Food and Water
- Health Sciences
- High Tech
- Life Safety and Security
- Lighting
- Power and Controls
-
Wire and Cable
- Appliance Wiring Material
- Marine Shipboard Cable -- Dual Certification
- Optical Fiber Certification Services
- Performance Verification Mark FAQ
- Pre-Certification Evaluation
- Product Categories
- Proprietary Structured Cabling Channel Verification Program
- Standards
- Technical Corner
- UL XTR Program
- Verified Cabling Products
- Wire and Cable FAQ
- Services
