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Knowledge Center

Information and tools to build your expertise in compliant installations.

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Welcome to the Knowledge Center

Explore a comprehensive hub of resources designed to help keep you informed and code-compliant. From fire safety to building regulations and electrical standards, our Knowledge Center gives you tools to help you provide safer, sustainable installations that comply with applicable codes.

 

Title Topic Type
Doors, Windows, and Related Hardware Application Guide Building, fire, mech Guides
Damper Marking and Application Guide Building, fire, mech Guides
Wire Cable Marking Guide Electrical Guides
Panelboards Marking Guide Electrical Guides
Circuit Breakers Marking Guide Electrical Guides
Dead-front Switchboards Marking Guide Electrical Guides
Grounding and Bonding with Concentric and Eccentric Knockouts Electrical Fact Sheet
Line Side Connectors Electrical Fact Sheet
UL 142 Aboveground Flammable Liquid Tanks Fire Fact Sheet
Plywood Panels in UL Fire Resistant Wall Assemblies Fire Fact Sheet
Membrane Penetrations in Fire-Resistance Rated Walls Fire Fact Sheet
Carbon Monoxide Alarm Considerations for Code Authorities Building Fact Sheet
If It Looks Like a Duct: Providing Clarity on Fire-Rated Ventilation Ducts and Assemblies HVAC Fact Sheet
UL Installation Code Search Field support How-to
Getting Started with Product iQ Field support How-to
Getting Started with UL Standards Field support How-to
Evaluation Reports Field support How-to
UL's Numbering Systems for Penetration Firestop Systems and Joint Systems Field support How-to

Resources, support, and expertise to help you when you need it, wherever the job takes you. Join the community today.

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