2018 ICC P1 Residential Plumbing Inspector Certification Exam Course!

Pass the 2018 ICC P1 Residential Plumbing Inspector certification exam!

Complete our self-paced Residential Plumbing Inspector Training Course then take your actual ICC online exam via ICC PRONTO. Rapidly become ICC certified without ever having to leave the comfort of your home or office.

Refresh your code knowledge, successfully pass your ICC P1 Certified Plumbing Inspector Exam. Our comprehensive interactive Plumbing Inspector exam preparation program is your best, most affordable path to guarantee ICC certification!

Many home inspectors additionally use ICC P1 Residential Plumbing Certification as a crucial part of their Inspector Certification portfolio.



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Course Outline

We provide everything required to pass your P1 Residential Plumbing Inspector exam! You will pass, in fact, we guarantee it.

STUDY our “Navigating the 2018 IRCA Code Primer – For ICC P1 Residential Plumbing Inspectors”. This manual familiarizes you with the structure and function of the code contained within chapters 1-2 and 24-33 of the 2018 IRC. ICC International Residential Code for One and Two-Family Dwellings.

PRACTICE utilizing our “Online Study Center” providing over 400 practice questions. Study-specific questions and answers and take timed simulated practice exams.

The course includes

  • Textbook (Navigating the 2018 IRC. A Code Primer – For the ICC P1 Residential Plumbing Inspector exam)
  • FastTabs (Tab your codebook)
  • QuickCards. (Quick code lookup cheatsheets)
  • Online Study Center (Practice looking up answers in your codebook, Take full length simulated exams).

TEXTBOOK – NAVIGATING THE 2018 IRC: A Code Primer – For ICC P1 Residential Plumbing Inspectors:

Our “NAVIGATING THE 2018 IRC” manual helps students review the (IRC) International Residential Code. The manual focuses specifically on the relationship of the IRC to the P1 Certification Exam. When you master the code, you master the exam!

Designed specifically for the P1 Residential Plumbing Inspector course. This manual familiarizes you with the use, layout, and content of chapters 1-2 and 24-33 of the 2018 IRC. The manual also provides a comprehensive review of study questions similar to those found on the ICC P1 Exam.

Textbook includes

  • The purpose and layout of the code
  • How to navigate the IRC
  • Code reference exercises, speed drills
  • Exam Breakdown
  • Using the Table of Contents
  • Breaking down questions by subject (Chapters 1-2 and 24-33)
    • Keyword Identification, how to Identify the subject of a question for easy reference.
    • How to search for a code article by referencing the INDEX
    • Code reference example questions with in-depth solutions.

This manual covers the use, layout, and content of chapters 1-2 and 24-33 of the 2018 IRC. This manual is the starting point for the TLC ICC Certification Training Program.

FAST-TABS – Approved quick reference tabs for your IRC codebook:

Navigate the 2018 IRC quickly and efficiently. Fast-tabs are a must-have item for IRC users and can dramatically lower the time spent searching through the codebook.

You are allowed by ICC to use our codebook tabs when taking your P1 Exam!

QUICK-CARD – Quick lookup cheat-sheet of key IRC codes:

This 6-page laminated card places IRC essentials at your fingertips. Quick-Card compiles Building, Mechanical, Plumbing, Fuel Gas, and Electrical requirements for the 2018 International Residential code into one easy reference.

IRC Quick-card includes

Foundations & Footings ● Floor Framing ● Wall Framing ● Roof Framing ● Exterior Wall Covering ● Interior Dimensions ● Stairways ● Means of Egress ● Smoke Alarms ● HVAC & Appliance Location & Clearance ● HVAC – Ventilation & Exhaust Systems ● Plumbing ● Electrical.

You are allowed by ICC to use our IRC Quick-card when taking your P1 Exam!

ONLINE STUDY CENTER: Book Study Mode – Flash Card Study Mode – Chapter Test Mode – Exam Simulation Mode

Access practice questions & simulated exams from any device with internet access! Online features include virtual flashcards, 400+ practice questions, chapter exams, & mock final exams.

Our “Online Study Center” allows you to focus your study time by reviewing only the unfamiliar questions. Mark questions you know as DONE, and they will appear only on the mock final exams. Practice exams also provide additional feedback on questions answered incorrectly.

Online exercises appear as Book Study Mode (Study by Chapter)  ● Flash Card Mode (Study by random questions/answers) ● Chapter Test Mode ● Final Exam Simulation Mode. Final exams consist of full-length, timed practice tests similar to the ICC exam.

SIMULATED ONLINE EXAMS: Chapter tests and final exams allow you to check your progress while you master our study material. P1 Practice tests provide real-time feedback and allow you to concentrate only on subjects needing improvement. Practice exams help you rapidly gain confidence and knowledge to pass your ICC Certification exam with complete confidence.

ONE YEAR ONLINE ACCESS: 1-year full access membership to our Online Study Center. Conveniently study in your home or office without wasting valuable time traveling to distant ICC classes. Our program is a reliable and affordable way to pass your 2018 P1 Residential Plumbing Inspector Exam at home, online.


ICC P1 Exam Content


General Requirements 13%

  • Permits 1%
  • Piping System Protection 3%
  • Piping System Installation 3%
  • Building Component Damage 3%
  • Testing 3%

Fixtures 8%

  • Locations and Required Fixtures 2%
  • Materials and Fixture Approvals 1%
  • Installation of Fixtures, including clearances, access, and sealing. 2%
  • Inspect for maximum and minimum flow rates and temperature control valves. 2%
  • Inspect for proper installation of faucets, fixture fittings, and accessories. 1%

Water Heaters 12%

  • Use and Installation of Materials and Appliances 2%
  • Service and Distribution and Piping 3%
  • Valving, Discharge Piping, and Thermal Expansion 4%
  • Fuel Gas Piping, Combustion Air, and Venting 3%

Water Supply and Distribution 22%

  • Materials Joints and Connections 3%
  • Service and Distribution Piping 5%
  • Potable Water Supply and Protection contamination. 7%
  • Nonpotable Water Supply and Protection 2%
  • Pressure and Volume 3%
  • Potable Water and Water Treatment 2%

Sanitary Drainage 23%

  • Materials, Fittings, Joints, and Connections 4%
  • Building Drains, Sewers, Branches, and Stacks 8%
  • Backwater Valves, Sumps, Ejectors, and Cleanouts 3%
  • Traps 5%
  • Indirect Waste Systems 3%

Vents 22%

  • Materials, Joints, Connections, and Grades 5%
  • Sizing 6%
  • Requirements, Methods, and Installation 11%

The duties of a P1 certified Residential Plumbing Inspector include the following.

Responsibilities and duties shall include but not be limited to the verification of the following.

  • Verify that the installation of the entire plumbing system is compliant with the codes and standards adopted by their jurisdiction.
  • Inspect the installation and testing of piping systems, protection of piping systems and building components, the minimum required fixtures, approved materials, approved fixtures, flow rates, pressures, volume and temperature, and protection of the potable water supply and distribution system.
  • Verify that all materials, joints, connections, and appliances are of the approved type.
  • Inspect fuel gas piping, combustion air, and required venting.

Codebook - 2018 IRC


You must have a copy of the 2018 IRC to use this program!

Pass the 2018 ICC B1, M1, P1, and E1 Exam. The ICC Inspector Certification exam is an open book test.

You must possess a copy of the 2018 IRC when taking your ICC B1, M1, P1, and E1 Residential Inspector Exams.


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Course Outline

the 2018 IRC is a REQUIRED CODEBOOK for 2018, B1, M1, P1, and E1 Residential Building Inspector Exams.

This comprehensive code compiles all building, plumbing, mechanical, fuel gas and electrical requirements for non-commercial one- and two-family dwellings in one convenient code. The regulations cover dwellings and townhouses up to three stories.

The 2018 IRC® contains many important changes including:

  • An updated seismic map reflects the most conservative Seismic Design Category (SDC) based on any soil type and a new map reflects less conservative SDCs when Site Class A, B or D is applicable.
  • The townhouse separation provisions now include options for using two separate fire-resistant-rated walls or a common wall.
  • An emergency escape and rescue opening is no longer required in basement sleeping rooms where the dwelling has an automatic
    fire sprinkler system and the basement has a second means of egress or an emergency escape opening.
  • The exemption for interconnection of smoke alarms in existing areas has been deleted.
  • New girder/header tables have been revised to incorporate the use of #2 Southern Pine in lieu of #1 Southern Pine.
  • New tables address alternative wood stud heights and the required number of full height studs in high wind areas.

ISBN-10: 1609837371
ISBN-13: 978-1609837372

Free ICC P1 Practice Quiz

Ten Free ICC P1 Residential Plumbing Inspector Exam Questions:

Pass this Free ICC P1 exam to glimpse where you stand! These sample Residential Plumbing Inspector practice questions are similar to the ones you will encounter when taking your actual ICC Certification exam.

If you readily answer eight or more of these practice questions correctly, congratulations, you are in pretty good shape.

However, if you miss three or more questions, you are in danger of failing the ICC P1 Residential Plumbing Inspector Exam.


Plumbing equipment repairs and replacements that require a permit, can be done without a permit in emergency situations, so long as the permit application is submitted to the building official within _____ of the repair/replacement.

Correct! Wrong!

Where equipment replacements and repairs must be performed in an emergency situation, the permit application shall be submitted within the next working business day to the building official.

2015 IRC R105.2.1 Emergency repairs.
Section R105, Permits.
Chapter 1, Scope and administration.

Where plumbing fixtures are installed, the water distribution system and drainage system of any building or premises must be connected to a public sewer system or water supply:

Correct! Wrong!

The water-distribution and drainage system of any building or premises where plumbing fixtures are installed shall be connected to a public water supply or sewer system, respectively, if available. Where either a public water supply or sewer system, or both, are not available, or connection to them is not feasible, an individual water supply or individual (private) sewage-disposal system, or both, shall be provided.

2015 International Residential Code
Part VII - Plumbing
Chapter 26, General Plumbing Requirements
Section P2602, Individual Water Supply, And Sewage Disposal
P2602.1 General.

When testing a DWV system, each section must be filled with water to at least ______ feet above the highest point in the completed section, or the highest fitting connection in that section.

Correct! Wrong!

DWV systems shall be tested on completion of the rough piping installation by water or, for piping systems other than plastic, by air, without evidence of leakage. Either test shall be applied to the drainage system in its entirety or in sections after rough-in piping has been installed, as follows:

1. Water test. Each section shall be filled with water to a point not less than 5 feet (1524 mm) above the highest fitting connection in that section, or to the highest point in the completed system. Water shall be held in the section under test for a period of 15 minutes. The system shall prove leak free by visual inspection. 2. Air test. The portion under test shall be maintained at a gauge pressure of 5 pounds per square inch (psi) (34 kPa) or 10 inches of mercury column (34 kPa). This pressure shall be held without introduction of additional air for a period of 15 minutes.

2015 International Residential Code
Part VII - Plumbing
Chapter 25 Plumbing Administration
Section P2503, Inspection, and Tests
P2503.5 Drain, waste and vent systems testing.
P2503.5.1 Rough plumbing.

The centerline of bidets or water closets must be at least ______ inches from partitions or walls adjacent to it.

Correct! Wrong!

The installation of fixtures shall conform to the following:

1. Floor-outlet or floor-mounted fixtures shall be secured to the drainage connection and to the floor, where so designed, by screws, bolts, washers, nuts and similar fasteners of copper, copper alloy or other corrosion-resistant material. 2. Wall-hung fixtures shall be rigidly supported so that strain is not transmitted to the plumbing system. 3. Where fixtures come in contact with walls and floors, the contact area shall be watertight. 4. Plumbing fixtures shall be usable. 5. Water closets, lavatories, and bidets. A water closet, lavatory or bidet shall not be set closer than 15 inches (381 mm) from its center to any side wall, partition or vanity or closer than 30 inches (762 mm) center-to-center between adjacent fixtures. There shall be a clearance of not less than 21 inches (533 mm) in front of a water closet, lavatory or bidet to any wall, fixture or door.

2015 International Residential Code
Part VII - Plumbing
Chapter 27, Plumbing Fixtures
Section P2705, Installation
P2705.1 General.

A water heater with an ignition source must be elevated so that the ignition source above the floor by at least ______ inches. Exception ignored.

Correct! Wrong!

Water heaters having an ignition source shall be elevated such that the source of ignition is not less than 18 inches (457 mm) above the garage floor.

2015 International Residential Code
Part VII - Plumbing
Chapter 28, Water heaters
Section P2801, General
P2801.7 Water heaters installed in garages.

If a water supply outlet is providing water to a water closet with a flushometer tank, what is the required gpm flow rate, at the point of outlet discharge?

Correct! Wrong!

The water service and water distribution systems shall be designed and pipe sizes shall be selected such that under conditions of peak demand, the capacities at the point of outlet discharge shall not be less than shown in Table P2903.1.

2015 International Residential Code
Part VII - Plumbing
Chapter 29, Water Supply and Distribution
Section P2903, Water Supply System
P2903.1 Water supply system design criteria.
Table P2903.1: Required Capacities At Point Of Outlet Discharge

A water service pipe must be at least ______ inch(es) in diameter.

Correct! Wrong!

The size of the water service pipe shall be not less than 3/4 inch (19 mm) diameter. The size of water service mains, branch mains, and risers shall be determined from the water supply demand [gpm (L/m)], available water pressure [psi (kPa)] and friction loss caused by the water meter and developed length of pipe [feet (m)], including equivalent length of fittings. The size of each water distribution system shall be determined according to design methods conforming to acceptable engineering practice, such as those methods in Appendix P and shall be approved by the code official.

2015 International Residential Code
Part VII - Plumbing
Chapter 29, Water Supply and Distribution
Section P2903, Water Supply System
P2903.7 Size of water-service mains, branch mains, and risers.

The drainage fixture unit value (d.f.u.) of a kitchen group with a dishwasher and sink with or without a garbage grinder would be:

Correct! Wrong!

The load on DWV-system piping shall be computed in terms of drainage fixture unit (d.f.u.) values in accordance with Table P3004.1.

2015 International Residential Code
Part VII - Plumbing
Chapter 30, Sanitary Drainage
Section P3004, Determining Drainage Fixture Units
P3004.1 DWV system load.
Table P3004.1: Drainage Fixture Unit (D.F.U.) Values For Various Plumbing Fixtures

The minimum distance that an open vent terminal from a drainage system is _____________ horizontally from any door, openable window or other air intake opening. Exceptions ignored.

Correct! Wrong!

An open vent terminal from a drainage system shall not be located less than 4 feet (1219 mm) directly beneath any door, openable window, or other air intake opening of the building or of an adjacent building, nor shall any such vent terminal be within 10 feet (3048 mm) horizontally of such an opening unless it is not less than 3 feet (914 mm) above the top of such opening.

2015 International Residential Code
Part VII - Plumbing
Chapter 31, Vents
Section P3103, Vent Terminals
P3103.5 Location of vent terminal.

If a vent terminal extends through a wall it must terminate at least ______ feet above the highest surrounding grade within 10 feet of the vent terminal.

Correct! Wrong!

Vent terminals extending through the wall shall terminate not less than 10 feet (3048 mm) from the lot line and 10 feet (3048 mm) above the highest adjacent grade within 10 feet (3048 mm) horizontally of the vent terminal. Vent terminals shall not terminate under the overhang of a structure with soffit vents. Side wall vent terminals shall be protected to prevent birds or rodents from entering or blocking the vent opening.

2015 International Residential Code
Part VII - Plumbing
Chapter 31, Vents
Section P3103, Vent Terminals
P3103.6 Extension through the wall.

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