Prepare with confidence and pass your Connecticut Limited Warm Air, Air Conditioning and Refrigeration System Journeyperson (D-2) Exam with our complete Books & Courses Rental Package—designed to provide the essential references, study materials, and exam preparation tools you need to succeed without the high upfront cost of purchasing every required book individually.
This comprehensive package combines HVAC mechanical code references, refrigeration system fundamentals, fuel gas standards, duct construction guidance, airflow calculation tools, and Connecticut HVAC exam preparation into one complete exam-ready solution.
Whether you specialize in residential HVAC systems, commercial air conditioning, refrigeration service, fuel gas systems, duct installation, or HVAC maintenance and repair, this package is specifically designed to help you confidently prepare for the Connecticut D-2 licensing exam and navigate the open-book testing environment effectively.
Rental Cost: $1,890
Refundable Book Deposit: $750
Total Package Price: $2,640
Professionally highlighted and tabbed books
Connecticut Limited Warm Air, Air Conditioning and Refrigeration System Journeyperson (D-2) Online Exam Prep Course
6-month book rental period
Full online course access
Open-book exam navigation training
Practice exams and test-taking strategies
This is a special order item. Please allow approximately 15 business days for your books to be professionally highlighted and tabbed before shipping.
This package includes the key references used for Connecticut Limited Warm Air, Air Conditioning and Refrigeration System Journeyperson (D-2) exam preparation and practical HVAC and refrigeration applications.
Primary mechanical code reference covering:
HVAC installation requirements
Mechanical ventilation systems
Duct system regulations
Heating and cooling equipment standards
Commercial and residential HVAC compliance
Mechanical system safety requirements
Essential fuel gas reference covering:
Fuel gas piping systems
Gas appliance installation
Combustion air requirements
Venting systems
Fuel gas safety standards
Gas code compliance procedures
Comprehensive HVACR reference covering:
Refrigeration cycle fundamentals
Air conditioning systems
Heating systems
Electrical controls and components
HVAC troubleshooting methods
Installation and service procedures
Commercial refrigeration systems
Residential and commercial HVAC applications
Industry-standard HVAC airflow calculation tool covering:
Duct sizing calculations
Friction loss calculations
Airflow measurement
Ventilation system layout
HVAC air distribution design
Residential and commercial duct applications
Detailed duct construction reference covering:
Metal duct fabrication standards
Flexible duct installation
Duct reinforcement requirements
Pressure classifications
Air distribution system construction
Commercial and residential duct standards
LP gas system reference covering:
Propane storage and handling requirements
LP gas installation standards
Fuel gas safety procedures
LP gas equipment compliance
Hazard prevention methods
Propane system regulations
This structured online training program is specifically designed around the Connecticut D-2 licensing exam and includes:
Mechanical code instruction
HVAC system fundamentals
Refrigeration cycle review
Fuel gas code preparation
Duct construction and airflow concepts
HVAC troubleshooting principles
LP gas safety instruction
Open-book exam navigation techniques
Practice questions and simulated exams
Proven test-taking strategies
Learn how to efficiently navigate your references during the exam.
Includes training on:
Proper book tabbing techniques
Highlighting key code sections
Using indexes, charts, and tables effectively
Fast answer location strategies
Time-saving exam methods used by successful HVAC professionals
Train with realistic practice exams that simulate the actual testing environment.
Includes:
Timed practice exams
HVAC and refrigeration system questions
Open-book navigation exercises
Detailed answer explanations
Speed and confidence-building drills
Develop confidence in:
HVAC system installation
Refrigeration troubleshooting
Fuel gas and LP gas systems
Mechanical code compliance
Duct sizing and airflow calculations
HVAC duct construction standards
Ventilation systems
Open-book exam navigation
Residential and commercial HVAC applications
Combines books, courses, highlighting, and tabbing into one complete solution
Rental format lowers upfront costs while providing access to all required references
Built specifically for the Connecticut Limited Warm Air, Air Conditioning and Refrigeration System Journeyperson (D-2) exam
Includes realistic exam simulations and navigation training
Designed to help you pass on your first attempt
Individuals preparing for the Connecticut Limited Warm Air, Air Conditioning and Refrigeration System Journeyperson (D-2) License
HVAC apprentices
Refrigeration technicians
Fuel gas system installers
Air conditioning service technicians
HVAC maintenance professionals
Individuals seeking a complete, guided Connecticut HVAC exam prep solution
Passing the Connecticut Limited Warm Air, Air Conditioning and Refrigeration System Journeyperson (D-2) exam requires more than field experience—you need the right references, the right training, and the right strategy.
This complete rental package gives you everything you need to prepare confidently, navigate the open-book exam efficiently, and take the next step toward becoming a licensed Connecticut HVAC journeyperson.