If you need help studying for a master plumber test or just want some more information about what these test is like, you’ve come to the right place.
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What’s on the Test?
The test is slightly different in every state, but these are the most common topics you’ll come across:
General Plumbing Regulations
- Plumbing codes
- Administrative procedures
- Safety regulations
Piping, Valves, and Controls
- Pipe materials
- Pipe sizing calculations
- Pipe joining methods
- Pipe hangers and supports
- Thermal expansion and contraction
- Water hammer
- Types of valves
- Valve sizing and pressure ratings
- Pressure regulators and relief valves
- Temperature and flow control
- Actuators
Fixtures, Fittings, and Equipment
- Types of plumbing fixtures
- Installation requirements
- Water consumption standards
- Accessibility requirements
- Repair and maintenance
- Types of fittings for different pipe materials
- Selection and installation of fittings
- Water heaters
- Pumps
- Dishwashers and washing machines
- Water treatment equipment
- Grease interceptors and traps
Drain, Waste, and Venting
- Types of drainage pipes and fittings
- Drainage system design
- Indirect waste piping
- Special waste handling
- Purposes of venting
- Types of vents
- Vent sizing and termination requirements
- Air admittance valves and limitations
- Island venting
- Types of traps
- Trap seal depth and protection
- Trap installation and maintenance
Backflow
- Potential sources of contamination
- Cross-connection control
- Types of backflow preventers
- Testing and maintenance procedures
Water Supply and Distribution
- Water sources and quality
- System design and sizing
- Installation practices
- Cross-connection control
Septic and Sewer Systems
- Components of a septic system
- Design considerations
- Connection requirements
- Sewer mains and laterals
- Grease and sand interceptor requirements
Journeyman Plumber vs. Master Plumber
There are some key differences between a journeyman licensed plumber and a master plumber contractor:
Licensed Plumber
A journeyman plumber is a plumber who has completed an apprenticeship and passed a licensing exam. They typically have 4-5 years of training and must work under the supervision of a master plumber.
Licensed plumbers are qualified to install, repair, and maintain plumbing systems in both commercial and residential settings.
Master Plumber
A master plumber is a contractor who has several years of experience as a journeyman plumber and passed an advanced licensing exam. They typically have 2-5 years of training beyond the journeyman level.
Master plumbers are qualified to design plumbing systems, pull permits, and run a plumbing business. They also supervise journeyman plumbers.
Master Plumber Study Guide and Flashcards
Get practice questions, detailed study lessons, and complex subjects broken down into easily understandable concepts.
FAQs
How many questions are on the master plumber exam?
It varies from state to state, but the test usually contains around 90-120 questions.
How long is the master plumber exam?
It varies from state to state, but the test usually lasts for 3-4 hours.
What is the passing score for the master plumber exam?
The passing score varies from state to state but is generally 70%-75%.
How much does the master plumber exam cost?
The testing fees vary from state to state.