Delaware Master HVACR License

Tests a candidate’s knowledge of the installation, maintenance, repair, fabrication, alteration, and extension of air conditioning, refrigeration, heating, ventilation systems, duct systems, warm air systems, low pressure boiler and unfired pressure vessel systems, solar heating and cooling systems, and related appurtenances unlimited in horsepower or tonnage.

Master HVACR Course

Master HVACR Exams

Master HVACR Trade Exam

  • Testing Method: Computer-based; Open Book
  • Testing Company: Prometric
  • Correct required to pass: 70%
  • Types of Questions: Multiple Choice
  • Time Limited: 4h
  • Number of questions: 100
  • Subjects Involved:
    • General HVACR topics
    • Ventilation
    • Gas piping
    • Piping
    • Controls
    • Warm air heating
    • Low and high-pressure boilers
    • Safety
    • Load calculations
    • Insulation

Delaware Master HVACR Contractor Book Set

The book set includes all required references for the Master HVACR Contractor business and trade exams. Orders placed before 2 PM are shipped the same day via UPS and a tracking number is emailed before 3 PM.

  • DELAWARE MASTER HVACR - BOOK SET WITHOUT TABS INCLUDES ALL BOOKS FOR TRADE AND BUSINESS EXAMS

    Sales price: $477.15
  • DELAWARE MASTER HVACR - BOOK SET WITH TABS INCLUDES ALL BOOKS FOR TRADE AND BUSINESS EXAMS

    Sales price: $537.15

Delaware Master HVACR Contractor Trade Books

Books Allowed in Testing

Books Not Allowed in Testing