Arizona Plumbing Residential / Commercial Contractor (CR-37) Exam - Online Exam Prep

Prepare with confidence and pass your Arizona Plumbing Residential / Commercial Contractor (CR-37) Exam with this focused, high-impact Online Exam Prep Course—designed specifically around the references used on the Arizona contractor licensing exam and built to help you succeed in Arizona’s open-book testing environment.

Whether you work in residential plumbing, commercial piping systems, fuel gas installations, hydronic heating systems, or fire sprinkler systems, this course gives you the exact technical knowledge, code navigation strategies, and practice tools you need to pass on your first try.

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💻 What’s Included in This Online Exam Prep Course

📚 Complete Arizona Plumbing Contractor Exam Prep Course

A structured, easy-to-follow training program that breaks down the major topics covered on the Arizona Plumbing Residential / Commercial Contractor (CR-37) Exam using the approved exam references.

Included Reference Materials Covered in the Course:

• Code of Federal Regulations – 29 CFR Part 1926 (OSHA)

• International Fuel Gas Code (IFGC), 2018

• International Mechanical Code (IMC), 2018

• International Plumbing Code (IPC), 2018

• NFPA 13 – Installation of Sprinkler Systems, 2019

• NFPA 13D – Installation of Sprinkler Systems in One- and Two-Family Dwellings and Manufactured Homes, 2019

• NFPA 13R – Sprinkler Systems for Residential Occupancies up to and Including Four Stories in Height, 2019

• On-site Wastewater Treatment Facility Provisions in Unified Water Quality Permit Rule, Arizona Administrative Code Title 18, Chapter 9, 2006

• Mathematics for Plumbers and Pipefitters, 8th Edition

• IPT’s Pipe Trades Handbook, Robert A. Lee, 2016

• Boiler Operator’s Guide, 5th Edition

• Arizona 811 – Arizona Blue Stake Brochure

• Modern Hydronic Heating for Residential and Light Commercial Buildings, 2022

The course helps you understand both the technical and code-based knowledge required to successfully pass the exam and perform confidently in residential and commercial plumbing construction.

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📖 Open-Book Exam Navigation Training

Master the most important skill for passing an open-book plumbing exam—knowing how to quickly locate answers under time pressure.

This course includes step-by-step instruction on:

• How to properly tab your books for fast navigation

• How to highlight key plumbing, fuel gas, and mechanical code sections

• How to use indexes, charts, and tables effectively

• Proven search techniques for locating answers quickly

• Strategies used by successful Arizona contractor exam candidates

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🚰 Plumbing Systems & Code Review

The course covers the critical concepts and systems tested on the Arizona Plumbing Residential / Commercial Contractor (CR-37) Exam, including:

Residential & Commercial Plumbing Systems

• Water supply and distribution systems

• Drain, waste, and vent (DWV) systems

• Plumbing fixture installation standards

• Storm drainage systems

• Residential and commercial plumbing layouts

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Fuel Gas & Mechanical Systems

• Gas piping installation methods

• Combustion air requirements

• Appliance venting standards

• Fuel gas safety procedures

• Mechanical system coordination and compliance

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Fire Sprinkler Systems

• NFPA 13 sprinkler system requirements

• Residential and light commercial fire protection systems

• Water supply and piping standards

• Sprinkler installation and testing procedures

• Fire sprinkler code compliance practices

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Hydronic Heating & Boiler Systems

• Hydronic heating system fundamentals

• Boiler operation and maintenance

• Pumps, piping, and circulation systems

• Heating controls and troubleshooting

• Residential and light commercial hydronic applications

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Pipefitting & Trade Mathematics

• Pipe measurements and offsets

• Plumbing calculations and formulas

• Pressure and flow calculations

• Blueprint math applications

• Pipefitting layout and installation techniques

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Wastewater & Utility Safety

• On-site wastewater treatment systems

• Arizona wastewater regulations and standards

• Underground utility locating procedures

• Arizona 811 safety requirements

• Excavation and trenching awareness

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OSHA Construction Safety

• Excavation and trenching safety

• Personal protective equipment (PPE)

• Confined space awareness

• Construction site hazard prevention

• OSHA compliance standards for plumbing work

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📝 Simulated Practice Exams

Train with realistic practice exams designed to simulate the actual testing experience.

Includes:

• Multiple timed practice exams

• Questions aligned with real Arizona contractor exam topics

• Open-book navigation exercises

• Detailed answer explanations

• Speed and accuracy training

These practice exams help build confidence while improving your ability to quickly locate answers within the approved references.

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🎯 Proven Test-Taking Strategies

Learn how to approach the Arizona plumbing contractor exam efficiently and strategically:

• Time management techniques for open-book exams

• How to break down difficult code and technical questions

• When to look up answers versus answer from knowledge

• How to avoid common testing mistakes

• Strategies to improve speed and confidence

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⏳ Course Access

6 Months of Full Online Access

Study anytime, anywhere, at your own pace.

Perfect for working plumbers and contractors balancing exam prep with active residential and commercial projects.

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✅ Why This Course Works

This isn’t just a general plumbing course—it’s a proven exam prep system specifically built around how the Arizona Plumbing Residential / Commercial Contractor (CR-37) Exam is structured.

By combining:

• Open-book navigation mastery

• Plumbing, fuel gas, and hydronic systems training

• Fire sprinkler and boiler systems review

• Wastewater and utility safety instruction

• Realistic practice exams

• Proven exam strategies

…you dramatically improve your chances of passing quickly and confidently.

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🚀 Get Licensed Faster

If you're serious about becoming a licensed Arizona plumbing contractor, this course gives you a clear roadmap to success—from understanding the material to mastering the open-book exam format.

Get your Arizona Plumbing Residential / Commercial Contractor (CR-37) Exam – Online Exam Prep Course today and take the next step toward earning your Arizona contractor license.