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Navigating the Product Mindset
Learn more about the Product Mindset — a global collective consciousness reflecting how people feel about products — whether they are making and selling them or buying and consuming them.
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UL AdvantageSM Launch
UL Advantage is a revolutionary approach to safety certification, providing a faster, smarter, more flexible path to the proven benefits of UL certification.
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Product Safety
Helping safe, compliant products to reach the global marketplace.
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Environment
Delivering a breadth of services for the growing area of sustainability.
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Life and Health
Leveraging UL's engineering, safety and performance expertise for the critical systems essential to our well-being.
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Verification Services
Delivering product testing and assessments demanded by the global supply chain.
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Offering training, advisory services and thought leadership to give businesses a competitive edge.
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Products regulated by mechanical codes

UL certification programs and services help code authorities and designers achieve safe, code compliant installations.

Boilers and water heaters

Electric, solid-fuel fired, gas-fired and oil-fired units. Learn more. 

Chimneys and vents

Includes factory-built chimneys, chimney liners, vents, connectors and related products. Learn more. 

Commercial Cooking

Products intended for use in commercial kitchens. Learn more.

Duct systems

Products used in air-conditioning, heating, and ventilating systems. Learn more.

Fireplaces and room heaters

Factory-built fireplaces, accessories and heaters. Learn more.

Other certifications 

Clothes dryer transition ducts Products certified to UL Subject 2158A Information Manufacturers

UL is a global independent safety science company offering expertise across five key strategic businesses: Product Safety, Environment, Life & Health, Verification Services and Knowledge Services. Our breadth, established objectivity and proven history mean we are a symbol of trust and enable us to help provide peace of mind to all.

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