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Upcoming Events


A Closer Look at A2L Refrigerants

  • Monday May 6th, 2024 8:30am-11:00am
  • 2J Supply HVAC Distributors - Dayton Branch
  • Free Class

Join us for an insightful class diving into HFOs and HFO Blends, understanding their composition and significance. Explore ASHRAE 34 Flammability Testing standards and essential safety measures. Discover tools, trucks, and safety protocols crucial for handling HFOs, and learn best practices for installation and service. Delve into the evolving landscape of refrigerants: What's changing, what's staying the same, and how to stay ahead. Plus, explore OEM Mitigation Strategies and industry adaptations. Register now!


Fill out our form below to register

A Closer Look at A2L Refrigerants

  • Monday May 6th, 2024 8:30am-11:00am
  • 2J Supply HVAC Distributors - Lima Branch
  • Free Class

Join us for an insightful class diving into HFOs and HFO Blends, understanding their composition and significance. Explore ASHRAE 34 Flammability Testing standards and essential safety measures. Discover tools, trucks, and safety protocols crucial for handling HFOs, and learn best practices for installation and service. Delve into the evolving landscape of refrigerants: What's changing, what's staying the same, and how to stay ahead. Plus, explore OEM Mitigation Strategies and industry adaptations. Register now!


Fill out our form below to register

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 2J University.

We offer different types of HVAC training available to contractors

CEU Credit Courses

 We want to help contractors meet licensing requirements through training to help them be more knowledgeable and professional. You may earn CEU credits for successfully completing each course.

Product Training Events

These events are designed for contractors who work with the brands of the equipment sold at 2J Supply. Classes are online or in-person with hands-on instruction and include in-depth information on individual products and product families.

Interested in HVAC Training Courses?

Complete our request form to stay updated with our next training event.