Expertise. Integrity. Responsiveness.

UL has been in the combustion testing and certification business for more than 80 years. Located in the US and Canada, UL’s state-of-the-art combustion laboratories and personnel provide a variety of testing services and solutions for combustion appliances; from performing certifications, serving as technical experts on codes and standards to creating new requirements for new technologies.

UL offers a full range testing and certification services for natural gas, propane, butane, blended gasses, fuel oil, and serve as a one-stop-shop for:

  • Global safety certification
  • Global energy efficiency regulations including ENERGY STAR®
  • Custom performance and reliability testing

Please view our video and resources below for details on:

  • Combustion Appliances and Equipment we test to
  • UL’s State-of-the-art facilities, capabilities and equipment
  • Safety Standards we test to
  • Energy Efficiency and Performance testing solutions
  • Contributory Services

For more information, contact UL today