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Sioux City Classes

  • Tue, Sep 08
    Johnstone Supply- Sioux City
    Sep 08, 2026, 8:00 AM – 4:30 PM CDT
    Johnstone Supply- Sioux City, 1401 Cunningham Dr, Sioux City, IA 51106, USA
    Cost: $ 200/ per Student In this one-day classroom style training technicians of all skill levels will learn best practices for troubleshooting electrical, mechanical, and airflow issues associated with gas furnaces.
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  • Wed, Sep 09
    Johnstone Supply- Sioux City
    Sep 09, 2026, 8:00 AM – 12:00 PM CDT
    Johnstone Supply- Sioux City, 1401 Cunningham Dr, Sioux City, IA 51106, USA
    Cost: $150/ student Attendees will have the opportunity to complete a combustion analysis in our live fire labs, make adjustments, and get hands on experience
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  • Thu, Sep 10
    Johnstone Supply
    Sep 10, 2026, 8:00 AM – 4:30 PM CDT
    Johnstone Supply, 1401 Cunningham Dr, Sioux City, IA 51106, USA
    $300/ student. EPA 608 Certification Exam. Covers essentials needed to pass this required exam: Core, Type 1, Type 2, and Type 3 elements. Study materials provided. This is a full day session. Please bring a laptop if you would like the EPA exam to be done in real time. Paper exams also available.
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  • Tue, Sep 15
    Johnstone Supply- Sioux City
    Sep 15, 2026, 8:00 AM – 10:00 AM CDT
    Johnstone Supply- Sioux City, 1401 Cunningham Dr, Sioux City, IA 51106, USA
    Cost: FREE Each attendee will receive: -Rechargeable headlamp -5-gallon bucket -Chance to win a Veto Tech Pac LT backpack tool bag
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  • Mon, Oct 12
    Johnstone Supply
    Oct 12, 2026, 12:00 PM CDT – Nov 06, 2026, 5:00 PM CST
    Johnstone Supply, 1401 Cunningham Dr, Sioux City, IA 51106, USA
    4 Week Course - Building Qualified Techs From The Ground Up Week 1: HVAC Electrical Week 2: Gas Heating Fundamentals Week 3: Air Conditioning Fundamentals Week 4: HVAC Installation Best Practices
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