Oklahoma HVACR Unlimited Contractor Ultimate Exam Prep Rental Package

Oklahoma HVACR Unlimited Contractor Ultimate Exam Prep Rental Package

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Oklahoma HVACR Unlimited Contractor Ultimate Exam Prep Rental Package

Prepare for your Oklahoma HVACR Unlimited Contractor licensing examination with the Oklahoma HVACR Unlimited Contractor Ultimate Exam Prep Rental Package from 1 Exam Prep. This comprehensive package combines 13 highlighted and tabbed rental reference books, 1 year of course access, and included Application Service to support your examination preparation and mechanical contractor licensing goals.

HVACR contractors need extensive knowledge of heating, ventilation, air conditioning, refrigeration, electrical controls, mechanical codes, fuel gas systems, and commercial equipment applications. Beyond technical expertise, contractors must understand construction estimating, business management, contracts, and Oklahoma licensing responsibilities.

The Oklahoma HVACR Unlimited Contractor examination covers a broad range of mechanical trade subjects. Preparing for this examination requires understanding mechanical systems, applying calculations, interpreting code requirements, and locating technical information efficiently.

This Ultimate Package includes seven HVACR technical references and six Oklahoma Business and Law publications. All 13 rental books are highlighted and tabbed to support organized study and reference navigation.

With 1 year of course access, candidates can develop a consistent preparation routine while reviewing trade knowledge and contractor business responsibilities. Application Service is also included to help organize the Oklahoma mechanical contractor licensing application process.

Whether you are an experienced HVACR technician, mechanical journeyman, refrigeration professional, service supervisor, or aspiring contractor, this package brings together specialized references, online study resources, and application assistance.

What You Get

13 highlighted and tabbed rental reference books, 1 year of course access, and Application Service in one comprehensive Oklahoma HVACR Unlimited Contractor examination preparation package.

Included HVACR Trade Reference Books:

  • Ductulator
  • International Mechanical Code 2024
  • International Fuel Gas Code, 2024
  • Modern Refrigeration and Air Conditioning, 22nd Edition
  • Manual N - Commercial Load Calculation for Small Commercial Buildings, 5th Edition
  • Mathematics for Plumbers and Pipefitters, 8th Edition
  • Code of Federal Regulations - 29 CFR Part 1926 (OSHA)

Included Oklahoma Business and Law References:

  • Oklahoma Mechanical Licensing Act, Oklahoma Statutes, Title 59, Chapter 43A
  • Oklahoma Mechanical Industry Regulations, Oklahoma Administrative Code, Title 158, Chapter 50
  • Oklahoma Fine Schedule of the Construction Industries Board, Oklahoma Administrative Code, Title 158, Chapter 10
  • Oklahoma Lien Law, Oklahoma Statutes, Title 42, Chapter 3
  • NASCLA Contractors Guide to Business, Law and Project Management, 14th
  • Oklahoma Workers' Compensation Act, Oklahoma Statutes, Title 85A, Chapter 1
  • Highlighted and Tabbed Books: All 13 included rental books are highlighted and tabbed for organized study and efficient reference navigation.
  • Course Access: 1 year of course access.
  • Application Service: Included with this package.
  • HVACR Trade Preparation: Review refrigeration, heating, ventilation, electrical controls, natural gas, commercial load calculations, and safety.
  • Business and Law Preparation: Study Oklahoma contractor regulations, contracts, financial management, lien laws, and professional responsibilities.

Ultimate Package Pricing

  • Package Price: $2,195
  • Refundable Book Deposit: $550
  • Total Initial Payment: $2,745

Refundable Deposit: A $550 refundable deposit applies to the rental books. The refund is governed by the rental return terms associated with your order.

Order Preparation: Please allow up to 15 business days for Ultimate book package orders.

Exam Details

The Oklahoma HVACR Contractor - Unlimited Examination is part of the mechanical licensing program overseen by the Oklahoma Construction Industries Board. The examination is administered through PSI.

The examination measures knowledge of mechanical systems, refrigeration, air conditioning, heating, electrical controls, fuel gas, air distribution, and construction safety.

  • Exam Name: Oklahoma HVACR Contractor - Unlimited
  • Licensing Authority: Oklahoma Construction Industries Board
  • Testing Provider: PSI
  • Examination Format: Open book
  • Number of Questions: 90
  • Time Allowed: 240 minutes
  • Passing Score: 70%, equivalent to 63 correct answers

Major technical subject areas include electrical knowledge and controls, natural gas, air distribution systems, refrigeration and air conditioning, heating systems, and safety.

The Unlimited classification encompasses authorized mechanical work without the cooling-capacity and heating-input restrictions associated with Oklahoma's Limited HVACR classification.

Candidates should prepare for residential and commercial mechanical applications, including equipment operation, installation requirements, technical calculations, and applicable construction codes.

Mechanical contractor applicants also prepare for applicable Business and Law examination requirements. The package includes Oklahoma statutes, administrative regulations, and the NASCLA contractor business guide to support those subjects.

Open Book Test

The Oklahoma HVACR Unlimited Contractor examination is an open book test. Candidates may consult authorized reference materials during testing according to PSI examination-room rules.

Open-book testing requires familiarity with technical publications and the ability to locate information efficiently. Candidates must understand the question, identify the relevant reference, interpret its provisions, and apply the information correctly.

The International Mechanical Code and International Fuel Gas Code support preparation involving mechanical equipment, ventilation, gas piping, combustion air, and installation requirements.

Modern Refrigeration and Air Conditioning covers refrigeration principles and HVACR systems, while Manual N addresses commercial heating and cooling load calculations.

The Ductulator supports duct-sizing review, Mathematics for Plumbers and Pipefitters reinforces calculation skills, and OSHA 29 CFR Part 1926 addresses construction safety.

All 13 rental books are highlighted and tabbed to support reference-navigation practice. Students can use the prepared materials to become familiar with important chapters, technical tables, formulas, and regulatory information.

Oklahoma's 2024 building code examination transition began September 14, 2026. Through December 14, 2026, affected HVACR examinations permit testing under the previous or newly adopted code editions. Beginning December 15, 2026, the affected examinations use the newly adopted codes exclusively.

The package includes the 2024 International Mechanical Code and 2024 International Fuel Gas Code for preparation using the updated editions.

Only references authorized for each specific examination may be used in the testing room. The rental collection contains materials for both technical trade and contractor Business and Law preparation.

Licensing Steps

Obtaining an Oklahoma HVACR Unlimited Contractor license involves satisfying the qualifications established by the Oklahoma Construction Industries Board and completing the applicable application and examination process.

  1. Choose the Appropriate Classification: Determine whether HVACR Unlimited Contractor licensing matches the mechanical work you intend to perform.
  2. Review Experience Requirements: Understand the applicable journeyman qualifications and additional mechanical trade experience requirements.
  3. Prepare Supporting Documentation: Organize professional records and information needed for licensing review.
  4. Use Application Service: Receive assistance with the Oklahoma mechanical contractor licensing application process.
  5. Study Technical Subjects: Review refrigeration, heating, electrical controls, air distribution, natural gas, and commercial mechanical applications.
  6. Prepare for Business and Law: Study Oklahoma mechanical licensing regulations, contracts, financial management, liens, and contractor responsibilities.
  7. Practice Reference Navigation: Become familiar with the 13 highlighted and tabbed publications.
  8. Schedule Required Testing: Follow PSI examination procedures after receiving authorization.
  9. Complete Required Examinations: Satisfy the applicable passing requirements.
  10. Finalize Contractor Licensing: Complete remaining Board requirements, including applicable bond and insurance obligations.

The Ultimate Package supports this process through rental references, online course preparation, and included Application Service.

State Requirements

The Oklahoma Construction Industries Board regulates mechanical contractor licensing throughout Oklahoma.

An HVACR Unlimited Contractor license authorizes qualifying work involving cooling products, systems, and equipment; heating equipment; sheet metal; natural gas piping; and refrigeration within the scope established by Oklahoma law.

Applicants must meet journeyman-level requirements and have an additional year of qualifying mechanical trade experience.

Contractors must also satisfy applicable business and financial responsibility requirements. An active mechanical contractor must maintain a $5,000 corporate surety bond and evidence of at least $50,000 in commercial general liability insurance.

The Oklahoma Mechanical Licensing Act and Mechanical Industry Regulations establish additional professional responsibilities. These references are included in the package alongside materials addressing construction liens, administrative penalties, and workers' compensation.

Understanding both technical systems and contractor regulations helps candidates prepare for the examinations and develop stronger knowledge of professional business obligations.

Reference Books

The Ultimate Package includes 13 highlighted and tabbed rental references covering HVACR technical subjects and Oklahoma contractor Business and Law.

  • Ductulator
    Included Book: A duct-sizing reference tool used to review airflow, duct dimensions, and friction-loss relationships.
  • International Mechanical Code 2024
    Included Book: Covers mechanical equipment installation, ventilation, ductwork, exhaust systems, heating equipment, and mechanical safety requirements.
  • International Fuel Gas Code, 2024
    Included Book: Addresses fuel gas piping, appliance installation, combustion air, venting, and related installation requirements.
  • Modern Refrigeration and Air Conditioning, 22nd Edition
    Included Book: Explains refrigeration cycles, compressors, condensers, evaporators, refrigerants, electrical controls, heating equipment, and troubleshooting.
  • Manual N - Commercial Load Calculation for Small Commercial Buildings, 5th Edition
    Included Book: Covers methods for evaluating heating and cooling loads in small commercial buildings.
  • Mathematics for Plumbers and Pipefitters, 8th Edition
    Included Book: Reviews measurements, conversions, geometry, formulas, and mathematical principles relevant to mechanical construction.
  • Code of Federal Regulations - 29 CFR Part 1926 (OSHA)
    Included Book: Contains federal construction safety requirements involving workplace hazards, protective equipment, ladders, scaffolding, and safe jobsite practices.
  • Oklahoma Mechanical Licensing Act, Oklahoma Statutes, Title 59, Chapter 43A
    Included Book: Provides statutory requirements concerning Oklahoma mechanical licensing and contractor responsibilities.
  • Oklahoma Mechanical Industry Regulations, Oklahoma Administrative Code, Title 158, Chapter 50
    Included Book: Addresses administrative rules involving mechanical qualifications, regulated work, and licensing responsibilities.
  • Oklahoma Fine Schedule of the Construction Industries Board, Oklahoma Administrative Code, Title 158, Chapter 10
    Included Book: Covers administrative fines and enforcement matters under Construction Industries Board regulations.
  • Oklahoma Lien Law, Oklahoma Statutes, Title 42, Chapter 3
    Included Book: Addresses construction lien rights, payment-related claims, and related legal responsibilities.
  • NASCLA Contractors Guide to Business, Law and Project Management, 14th
    Included Book: Covers contractor business organization, estimating, contracts, financial management, project administration, employment responsibilities, and risk management.
  • Oklahoma Workers' Compensation Act, Oklahoma Statutes, Title 85A, Chapter 1
    Included Book: Provides information on workers' compensation requirements and employment-related legal responsibilities.

Reference Preparation: All 13 included rental references are highlighted and tabbed to support organized studying and faster navigation of technical and legal information.

Test Information and Study Materials

A productive Oklahoma HVACR Unlimited Contractor study plan combines technical HVACR knowledge, mechanical code familiarity, calculation practice, and contractor Business and Law preparation.

Refrigeration and Air Conditioning: Study refrigeration cycles, refrigerants, compressors, condensers, evaporators, system performance, and troubleshooting.

Electrical Knowledge and Controls: Review motors, relays, contactors, transformers, electrical measurements, control circuits, and protective devices.

Air Distribution Systems: Practice duct sizing, airflow calculations, static pressure concepts, ventilation, and distribution system design.

Commercial Load Calculations: Use Manual N to study heating and cooling loads in small commercial buildings.

Heating Systems: Review heating equipment, combustion, controls, venting, installation requirements, and operating principles.

Natural Gas: Study gas piping, equipment connections, combustion air, appliance venting, and fuel gas code requirements.

Mechanical Codes: Become familiar with the 2024 International Mechanical Code and the provisions relevant to mechanical installations.

Trade Mathematics: Practice measurements, conversions, formulas, geometry, and mechanical construction calculations.

Construction Safety: Review OSHA requirements involving protective equipment, workplace hazards, electrical safety, and construction operations.

Business Management: Study contractor business organization, estimating, contracts, financial records, project administration, and risk management.

Oklahoma Licensing Laws: Review mechanical licensing regulations, administrative rules, construction liens, workers' compensation, and professional responsibilities.

Reference Navigation: Practice locating tables, diagrams, formulas, code provisions, and legal information in the highlighted and tabbed books.

Study Strategy: Create a consistent schedule covering refrigeration, electrical controls, heating, air distribution, natural gas, commercial calculations, safety, and Business and Law.

With 1 year of course access, students can revisit difficult subjects and organize their preparation around work schedules and individual learning needs.

How 1 Exam Prep Helps You Reach Your Goal

At 1 Exam Prep, we support skilled trade professionals preparing for licensing examinations through organized educational materials, trade-focused review, practical study guidance, and application assistance.

Highlighted and Tabbed References: All 13 rental books are prepared to support efficient reference navigation and structured study.

HVACR-Focused Preparation: Review refrigeration, air conditioning, heating equipment, ventilation, electrical controls, and natural gas systems.

Commercial HVACR Review: Strengthen familiarity with load calculations and mechanical equipment applications relevant to the Unlimited classification.

Code Navigation: Practice using mechanical codes, fuel gas requirements, technical tables, and mathematical references.

Business and Law Preparation: Study Oklahoma contractor regulations, contracts, financial management, construction liens, and professional responsibilities.

1 Year of Course Access: Maintain access to online preparation resources throughout the included study period.

Application Service Included: Receive assistance organizing the Oklahoma mechanical contractor licensing application process.

By combining specialized rental references, online exam preparation, and Application Service, 1 Exam Prep helps candidates approach their Oklahoma HVACR Unlimited Contractor licensing goals with greater organization and confidence.

FAQ Section

What is included in the Oklahoma HVACR Unlimited Contractor Ultimate Package?

The package includes 13 highlighted and tabbed rental reference books, 1 year of course access, and Application Service.

How much does the Ultimate Exam Prep Rental Package cost?

The package price is $2,195, plus a $550 refundable deposit, for a total initial payment of $2,745.

Is the $550 deposit refundable?

Yes. The package includes a $550 refundable book deposit, subject to the rental return terms associated with your order.

How long is course access included?

The Ultimate Package includes 1 year of course access for examination preparation.

Does the package include Application Service?

Yes. Application Service is included to assist with the Oklahoma mechanical contractor licensing application process.

Are all 13 rental books highlighted and tabbed?

Yes. All 13 included rental references are highlighted and tabbed for organized studying and reference navigation.

Is the Oklahoma HVACR Unlimited Contractor examination open book?

Yes. The examination is open book, with authorized reference materials permitted according to PSI examination rules.

How many questions are on the examination?

The HVACR Unlimited Contractor trade examination contains 90 questions, allows 240 minutes, and requires a passing score of 70%.

Does the package include Manual N?

Yes. Manual N - Commercial Load Calculation for Small Commercial Buildings, 5th Edition, is included as a highlighted and tabbed rental reference.

Does the package include the 2024 mechanical and fuel gas codes?

Yes. The 2024 International Mechanical Code and International Fuel Gas Code are included.

Are Oklahoma Business and Law materials included?

Yes. Six references address Oklahoma mechanical licensing, administrative regulations, business management, lien laws, fines, and workers' compensation.

What is the difference between HVACR Limited and Unlimited licensing?

The Unlimited classification covers authorized mechanical systems without the equipment-capacity restrictions associated with Oklahoma's Limited HVACR classification.

Does the Ultimate Package include LLC formation or EIN filing?

This Ultimate Package includes rental books, 1 year of course access, and Application Service. Business formation and EIN filing are not included among its listed benefits.

Does purchasing this package automatically provide an Oklahoma HVACR contractor license?

No. The Oklahoma Construction Industries Board issues licenses after applicants satisfy applicable qualifications, examination requirements, and licensing procedures.

How long does book order preparation take?

Please allow up to 15 business days for Ultimate book package orders.

Who should choose this Ultimate Package?

The package is designed for HVACR technicians, mechanical journeymen, refrigeration professionals, service supervisors, and applicants preparing for Oklahoma HVACR Unlimited Contractor licensing.

Prepare for your Oklahoma HVACR Unlimited Contractor licensing goals with 1 Exam Prep. Combine 13 highlighted and tabbed rental books, 1 year of course access, and Application Service for organized technical preparation and licensing assistance.

Package Price: $2,195 | Refundable Book Deposit: $550 | Total Initial Payment: $2,745

Please allow up to 15 business days for Ultimate book package orders.