Class D Entitles the licensee to perform "Sheetmetal" work as it relates to ductwork for HVACR systems without regard to or limitation of horsepower of the system to which the duct connects. The licensee in this category is prohibited from the sale, installation and service of HVACR equipment and systems.
Login credentials emailed upon enrollment
Unlimited access (no time limits)
Lecture videos
Practice questions
Key concepts
Step-by-step solutions to math problems
Live review
classesLogin credentials emailed upon enrollment
Unlimited access (no time limits)
Lecture videos
Practice questions
Key concepts
Step-by-step solutions to math problems
Live review
classesThe book set includes all required references for the Class D HVACR Contractor exams business and trade. Orders placed before 2 PM are shipped the same day via UPS and a tracking number is emailed before 3 PM.
Arkansas Mechanical Code
Arkansas Fuel Gas Code
HVAC Duct Construction Standards – Metal an
Arkansas NASCLA Contractors Guide to Business