Mississippi HVAC Contractor Exam Prep - Live Virtual + Self Study Training

Prepare for the Mississippi HVAC Contractor examination with a flexible training program that combines live virtual instruction with self-study exam preparation. This program is designed for contractors, qualifying parties, HVAC technicians, installers, service professionals, and experienced heating and air conditioning specialists pursuing the Mississippi Heat, Ventilation, A/C – HVAC contractor classification.

The Mississippi HVAC trade covers a wide range of technical knowledge. Candidates may need to work with heating and cooling principles, refrigeration, fuel gas, duct systems, load calculations, piping, ventilation, controls, equipment installation, safety, and mechanical-code requirements. Effective preparation therefore requires more than studying one textbook or memorizing isolated facts.

This training program uses a comprehensive technical reference library that includes Modern Refrigeration and Air Conditioning, OSHA construction regulations, the International Fuel Gas Code, HVAC Duct Construction Standards, ACCA load-calculation manuals, the International Mechanical Code, NFPA 58, a Ductulator, Pipefitter's Handbook, and additional HVAC design references.

The combination of live virtual training and self-study preparation gives candidates multiple ways to reinforce the material. Live classes provide structured instruction and an opportunity to follow technical subjects in an organized sequence, while self-study allows candidates to review references, revisit difficult concepts, practice calculations, and strengthen open-book navigation at their own pace.

Because Mississippi contractor examinations are open book, knowing how to use the technical references efficiently is an important part of preparation. Candidates should learn which book applies to each type of question, where important information is located, and how to move between codes, manuals, tables, calculations, and trade references without losing unnecessary time.

What You Get

• Live Virtual Training: Instructor-led preparation covering important HVAC trade concepts and exam-focused reference navigation.
• Self Study Training: Structured preparation that allows candidates to review HVAC subjects, technical references, and practice-oriented material on their own schedule.
• Reference Navigation: Guidance for working with HVAC codes, manuals, tables, calculations, and trade references during open-book preparation.
• Trade-Focused Review: Preparation covering heating, cooling, refrigeration, ductwork, fuel gas, load calculations, mechanical requirements, safety, and related HVAC subjects.
• Practice-Oriented Preparation: Study designed to reinforce technical knowledge while developing a consistent approach to contractor exam questions.
• Calculation Practice: Preparation involving load calculations, duct sizing, airflow relationships, and other mathematical concepts used in HVAC work.

Exam Details

The Mississippi Heat, Ventilation, A/C – HVAC classification is a test-required specialty classification administered through the Mississippi State Board of Contractors licensing process. PSI administers contractor examinations after the applicant has completed the applicable eligibility steps through the Board.

HVAC exam preparation should address the broad technical responsibilities associated with heating, ventilating, and air conditioning systems. Important study areas include refrigeration principles, heating and cooling equipment, duct systems, fuel gas, ventilation, piping, airflow, load calculations, mechanical-code requirements, safety, troubleshooting, installation practices, and equipment operation.

Candidates should also be prepared to perform technical lookups and calculations. HVAC examinations can require candidates to identify the correct code provision, work with sizing information, interpret system requirements, recognize equipment relationships, and apply practical trade knowledge to installation or service scenarios.

The reference list included with this training provides material across residential and commercial HVAC concepts. Manual J supports residential load calculations, while Manual N addresses commercial load calculations for smaller commercial buildings. Manual D supports residential duct-system design, and the Ductulator helps candidates work with airflow, duct size, friction, and velocity relationships.

Modern Refrigeration and Air Conditioning provides broad technical coverage of refrigeration cycles, components, heating systems, cooling systems, controls, troubleshooting, tools, and HVAC fundamentals. The International Mechanical Code and International Fuel Gas Code provide code-based requirements, while NFPA 58 addresses liquefied petroleum gas systems.

Open Book Test

Mississippi contractor examinations are open-book tests. Candidates should prepare by using their technical references throughout the study process rather than waiting until examination day to begin navigating the books.

Open-book testing still requires solid HVAC knowledge. Technical references can contain hundreds of pages, and searching without first understanding the question can consume valuable exam time. Candidates should learn to identify the subject, determine the most appropriate book, and perform a targeted lookup.

For example, a mechanical-code question may direct a candidate toward the International Mechanical Code. A fuel-gas question may involve the International Fuel Gas Code or NFPA 58, depending on the system and subject. A duct construction question may require HVAC Duct Construction Standards, while an airflow or duct-sizing problem may involve the Ductulator or Manual D.

Residential load calculations can require Manual J, while commercial load-calculation concepts can involve Manual N. Refrigeration principles, components, troubleshooting, and equipment questions can often be supported by Modern Refrigeration and Air Conditioning.

Practice using tables of contents, indexes, chapter headings, code sections, tables, definitions, diagrams, and calculation procedures. Candidates should develop a repeatable process: identify the subject, select the reference, locate the information, and confirm the answer.

Live virtual training can help demonstrate that process in a structured setting, while self-study preparation provides additional opportunities to repeat reference searches until they become more familiar.

Licensing Steps

The Mississippi HVAC contractor licensing process begins with the Mississippi State Board of Contractors. Applicants must complete the applicable licensing process before they can proceed with required testing.

1. Select the appropriate classification. Confirm that Heat, Ventilation, A/C – HVAC corresponds with the work the company intends to perform.
2. Complete the Mississippi contractor application. Provide the business, ownership, qualifying-party, experience, financial, and supporting information required for the application.
3. Identify the qualifying party. The qualifying party is the individual responsible for completing required examinations on behalf of the company.
4. Submit the application to the Mississippi State Board of Contractors. The Board reviews the application and identifies any remaining requirements.
5. Receive testing eligibility. MSBOC notifies PSI when the qualifying party is eligible to test.
6. Schedule the applicable examinations. Candidates follow PSI registration and scheduling procedures after eligibility has been established.
7. Prepare for the HVAC trade examination. Use the live virtual classes, self-study training, technical books, and reference-navigation practice to strengthen preparation.
8. Complete the Mississippi Law and Business Management examination. Mississippi requires applicants to satisfy the applicable Law and Business Management examination requirement in addition to required trade testing.
9. Complete final licensing requirements. Passing the required examination does not automatically issue a contractor license. The complete application must also satisfy applicable Board requirements.

State Requirements

The Mississippi State Board of Contractors identifies Heat, Ventilation, A/C – HVAC as a test-required specialty classification.

The classification includes installation, maintenance, repair, fabrication, alteration, and extension of heating, ventilating, and air conditioning systems. The scope includes HVAC-associated equipment, ductwork, duct cleaning, industrial air systems for dust control, ventilation systems, and related work.

This classification is different from Mississippi's Residential HVAC classification, which is limited to residential HVAC work. Candidates pursuing the commercial HVAC specialty classification should prepare for the broader scope associated with the Heat, Ventilation, A/C – HVAC classification.

The contractor application must identify a qualifying party responsible for satisfying the examination requirements. Mississippi defines the qualifying party as an owner, officer, or responsible managing employee who is associated with the licensed business.

Applicants must complete the applicable Board process before scheduling required examinations. MSBOC establishes testing eligibility and sends the qualifying party's information to PSI. Candidates can then follow PSI procedures to schedule the examination.

Passing the examination is one component of licensing. The applicant must also satisfy the remaining application and qualification requirements before a Mississippi contractor license is issued.

Reference Books

The Mississippi HVAC Contractor Exam Prep - Live Virtual + Self Study Training is organized around the following technical references provided for preparation:

• Modern Refrigeration and Air Conditioning, 22nd Edition
  A comprehensive HVAC reference covering refrigeration principles, components, heating and cooling systems, controls, service procedures, installation concepts, troubleshooting, tools, and other fundamental HVAC topics.
• Code of Federal Regulations - 29 CFR Part 1926 (OSHA)
  A federal construction-safety reference addressing personal protective equipment, ladders, scaffolding, electrical hazards, tools, material handling, fall protection, and other safety requirements relevant to HVAC construction work.
• International Fuel Gas Code, 2021
  A fuel-gas code covering gas piping, appliances, combustion air, venting, installation requirements, equipment connections, and related fuel-gas system provisions.
• HVAC Duct Construction Standards, Metal and Flexible, 2005, 3rd Edition
  A technical ductwork reference covering metal and flexible duct construction, fittings, reinforcement, supports, connections, construction practices, and related HVAC duct requirements.
• Manual N - Commercial Load Calculation for Small Commercial Buildings, 5th Edition
  An ACCA reference supporting commercial heating and cooling load calculations for small commercial buildings and related system-sizing concepts.
• International Mechanical Code, 2021
  A core mechanical-code reference addressing heating, ventilation, air distribution, exhaust, mechanical equipment, duct systems, refrigeration, combustion air, and related mechanical installations.
• NFPA 58 Liquefied Petroleum Gas Code, 2020 Edition
  A technical code addressing liquefied petroleum gas systems, including storage, installation, handling, piping, equipment, and safety requirements.
• Ductulator
  A practical HVAC calculation tool used to relate airflow, duct size, friction rate, and velocity during duct-system sizing.
• Manual D, 2016, 3rd Edition
  An ACCA residential duct-system design reference supporting airflow calculations, duct sizing, pressure relationships, and residential air-distribution design.
• Pipefitter's Handbook
  A field-oriented piping reference containing calculations, dimensions, fittings, piping data, and practical information useful for HVAC and mechanical piping work.
• Manual J - Residential Load Calcs, Reprinted 2016, Eighth Full Edition
  An ACCA residential load-calculation reference used to determine heating and cooling loads and support appropriate HVAC equipment sizing.

Live Class Schedule

The live training schedule is organized around the books and technical references used on the exam. Click Here to View the Current Live Class Schedule

Test Information and Study Materials

A strong Mississippi HVAC study plan should divide preparation among HVAC theory, equipment, refrigeration, ductwork, fuel gas, load calculations, piping, mechanical codes, and safety. Candidates should also spend time practicing how to move between the different references.

Heating and Cooling Principles should include heat transfer, refrigeration fundamentals, sensible and latent heat, system operation, equipment performance, and common HVAC terminology. Modern Refrigeration and Air Conditioning provides broad support for these areas.

Refrigeration preparation should include compressors, condensers, evaporators, metering devices, refrigerants, pressures, temperatures, system operation, and troubleshooting. Candidates should understand how the refrigeration cycle operates instead of relying only on memorized definitions.

Ductwork and Air Distribution preparation should include duct sizing, airflow, friction, velocity, construction methods, fittings, supports, materials, and installation practices. Use HVAC Duct Construction Standards together with Manual D and the Ductulator to connect construction requirements with airflow calculations.

Load Calculations should include regular practice with Manual J and Manual N. Candidates should understand why building characteristics, occupancy, climate, orientation, construction materials, and internal loads affect system sizing.

Fuel Gas preparation should include gas piping, combustion air, appliance installation, venting, clearances, fuel-gas system requirements, and LP-gas concepts. The International Fuel Gas Code and NFPA 58 support these areas.

Mechanical Code preparation should include navigating the 2021 International Mechanical Code. Candidates should become familiar with the organization of requirements involving mechanical equipment, ventilation, exhaust, ductwork, refrigeration, combustion air, and related systems.

Safety should be connected with practical HVAC work. Review OSHA requirements affecting ladders, fall protection, electrical exposure, tools, equipment, materials handling, personal protective equipment, and construction activities.

Use the live classes to reinforce difficult concepts and observe how technical references are navigated. During self-study sessions, repeat the same searches, work through calculations, and practice identifying which reference should be used for different question types.

Timed practice is particularly useful. Instead of reading technical books passively, use questions to drive reference searches. Identify the keyword, select the appropriate book, locate the relevant information, and verify the answer. Repeating this process helps build the habits needed for an open-book contractor examination.

How 1 Exam Prep Helps You Reach Your Goal

1 Exam Prep supports Mississippi HVAC Contractor candidates through organized study guidance, trade-focused review, live virtual instruction, self-study preparation, practice-oriented training, and reference-navigation support.

The live virtual format gives candidates structured opportunities to work through HVAC topics with an instructor while following the technical references associated with their preparation. This can be especially useful for subjects involving calculations, code navigation, refrigeration theory, duct design, and fuel-gas requirements.

Self-study training complements the live classes by allowing candidates to repeat difficult material and practice at their own pace. Candidates can revisit load calculations, duct sizing, mechanical-code searches, fuel-gas requirements, safety topics, and refrigeration concepts until the process becomes more familiar.

Reference navigation remains a central part of preparation. Candidates should learn to recognize whether a question belongs in Modern Refrigeration and Air Conditioning, the International Mechanical Code, International Fuel Gas Code, NFPA 58, an ACCA manual, OSHA, or another technical reference before beginning a detailed search.

The goal is to develop a consistent exam-preparation routine built around understanding HVAC concepts, practicing calculations, navigating references, and answering questions efficiently. No training program guarantees a passing score or licensing approval, but organized preparation can provide candidates with a stronger framework for approaching the Mississippi HVAC Contractor examination.

Frequently Asked Questions

What is included in the Mississippi HVAC Contractor Exam Prep program?

The program combines live virtual training with self-study preparation organized around the listed HVAC technical references, codes, ACCA manuals, OSHA material, and calculation tools.

Does this program include live virtual classes?

Yes. Live virtual training is part of the exam-preparation format, allowing candidates to follow structured HVAC instruction remotely.

Can I also study on my own?

Yes. The program includes self-study preparation so candidates can review technical subjects, practice questions, calculations, and reference navigation outside the live class schedule.

Where can I see the current live class schedule?

Visit the Live Class Schedule to see current training dates and availability.

Is the Mississippi HVAC Contractor exam open book?

Yes. Mississippi contractor examinations are open book. Candidates should practice navigating the applicable technical references before testing.

What work is covered by the Mississippi HVAC classification?

The Heat, Ventilation, A/C – HVAC specialty classification includes installation, maintenance, repair, fabrication, alteration, and extension of HVAC systems, associated equipment, ductwork, duct cleaning, industrial air systems for dust control, ventilation systems, and related work.

Does the training cover load calculations?

Yes. The provided preparation references include Manual J for residential load calculations and Manual N for small commercial load calculations.

Does the training cover duct sizing?

Yes. Manual D, HVAC Duct Construction Standards, and the Ductulator support study involving duct design, airflow, sizing, construction, and air-distribution concepts.

Does Mississippi require a Law and Business examination?

Yes. Mississippi contractor applicants are required to satisfy the Mississippi Law and Business Management examination requirement in addition to applicable trade testing.

Does taking this training automatically qualify me for a Mississippi contractor license?

No. Training supports exam preparation. Applicants must complete the applicable Mississippi State Board of Contractors application, examination, qualification, and licensing requirements.

Does this HVAC exam prep guarantee that I will pass?

No. Exam performance depends on the candidate's experience, preparation, technical knowledge, study habits, reference-navigation skills, and performance on test day.