Prepare with confidence and get ready to pass your Connecticut Limited Warm Air, Air Conditioning and Refrigeration System Contractor (D-1) licensing exam with our complete Books & Courses Rental Package—designed to provide the essential code references, HVAC training materials, refrigeration resources, load calculation manuals, and business law preparation you need to succeed without the high upfront cost of purchasing every required book individually.
This comprehensive package combines mechanical codes, residential and commercial HVAC load calculation methods, refrigeration system fundamentals, fuel gas standards, duct construction standards, OSHA safety regulations, and Connecticut contractor business law preparation into one complete exam-ready solution.
Whether you work in residential HVAC, commercial air conditioning systems, refrigeration installation, duct systems, fuel gas piping, or mechanical service and repair, this package is specifically designed to help you confidently prepare for the Connecticut D-1 licensing exam and navigate the open-book testing environment effectively.
Rental Cost: $1,885
Refundable Book Deposit: $1,050
Total Package Price: $2,935
Professionally highlighted and tabbed books
Connecticut D-1 Online Exam Prep Course
6-month book rental period
Full online course access
Open-book exam navigation training
Practice exams and test-taking strategies
Connecticut Contractors Guide to Business, Law and Project Management
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 Contractor (D-1) exam preparation and HVAC industry applications.
Primary mechanical code reference covering:
HVAC system requirements
Ventilation standards
Duct system regulations
Exhaust systems
Combustion air requirements
Refrigeration system standards
Equipment installation requirements
Mechanical system compliance
Essential residential HVAC design reference covering:
Residential heating and cooling load calculations
Proper equipment sizing
Building heat gain and heat loss analysis
Airflow requirements
Energy efficiency considerations
HVAC design fundamentals
Commercial HVAC calculation reference covering:
Commercial building load calculations
Equipment sizing procedures
Ventilation requirements
Occupancy and internal load analysis
Small commercial HVAC system design
Energy load evaluation
Comprehensive refrigeration and HVAC training reference covering:
Refrigeration cycle fundamentals
Air conditioning systems
Heating systems
Electrical controls
Compressors and refrigerants
System troubleshooting
HVAC installation and service procedures
Commercial refrigeration applications
Industry-standard airflow and duct sizing tool covering:
Duct sizing calculations
Friction loss calculations
Air velocity measurements
HVAC airflow design
Efficient duct system layout
Detailed duct construction reference covering:
Metal duct fabrication
Flexible duct installation
Reinforcement requirements
Pressure classifications
Commercial duct standards
HVAC duct construction compliance
Essential fuel gas code reference covering:
Fuel gas piping systems
Gas appliance installation
Venting systems
Combustion air requirements
Gas safety standards
Fuel gas code compliance
Critical LP gas safety reference covering:
Propane system installation
LP gas storage requirements
Safety regulations
Fuel gas equipment standards
LP gas handling procedures
Construction safety reference covering:
Jobsite safety standards
OSHA compliance requirements
Personal protective equipment
Hazard communication
Fall protection
Mechanical construction safety regulations
Essential Connecticut contractor business reference covering:
Connecticut contractor licensing laws
Business management principles
Construction contracts
Estimating and bidding
Financial management
Labor law compliance
Risk management and insurance
Project management fundamentals
This structured online training program is specifically designed around the Connecticut Limited Warm Air, Air Conditioning and Refrigeration System Contractor (D-1) licensing exam and includes:
Mechanical code instruction
HVAC system fundamentals
Refrigeration system applications
Residential and commercial load calculations
Fuel gas code review
Duct system design and construction
OSHA safety preparation
Connecticut business law preparation
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 contractors
Train with realistic practice exams that simulate the actual testing environment.
Includes:
Timed practice exams
HVAC and refrigeration system questions
Mechanical code exercises
Open-book navigation drills
Detailed answer explanations
Speed and confidence-building exercises
Develop confidence in:
HVAC system installation
Refrigeration systems
Residential and commercial load calculations
Fuel gas systems
Mechanical code compliance
Duct construction standards
OSHA safety requirements
Open-book exam navigation
Connecticut contractor business law
HVAC troubleshooting and service 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 D-1 licensing 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 Contractor (D-1) License
HVAC technicians
Refrigeration contractors
Air conditioning installers
Mechanical contractors
Fuel gas system installers
Service and repair technicians
Construction professionals expanding into HVAC and refrigeration work
Anyone looking for a complete, guided Connecticut contractor exam prep solution
Passing the Connecticut Limited Warm Air, Air Conditioning and Refrigeration System Contractor (D-1) 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 and refrigeration contractor.