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Key Facts: NICET ITWBS Level II Exam

168

Exam Questions

NICET ITWBS Level II (June 2, 2025 update)

185 min

Time Limit

NICET exam specifications

USD 325

Exam Fee

NICET fee schedule effective August 1, 2026; checked October 19, 2026

Open book

Searchable NFPA PDFs on screen

NICET ITWBS program page

30-40%

Intermediate ITM Tasks Weight

NICET Level II content outline

2 years

Required Field Experience

NICET Level II certification requirements

3 years

Recertification Cycle (CPD)

NICET recertification policy

NICET ITWBS Level II has 168 questions in 185 minutes and a passing scaled score of 500 on a 0–700 scale. The Level II CBT fee is USD 325 effective August 1, 2026, checked October 19, 2026. The official outline covers intermediate ITM (30-40%), water supplies (25-35%), internal obstruction investigation (10-20%), safety (5-15%), and communication (5-15%). Use the permitted 2022/2023 reference editions and distinguish code lookup skill from certification experience/performance requirements. Certification renews every three years through the applicable CPD and recertification process.

Sample NICET ITWBS Level II Practice Questions

Try these sample questions to review concepts for the NICET ITWBS Level II exam. Each question includes a detailed explanation. Start the interactive quiz above for the full 100+ question experience with AI tutoring.

1Per NFPA 25 (2023), how often must a dry pipe valve be trip tested with the control valve partially open?
A.Quarterly
B.Every 5 years
C.Annually
D.Monthly
Explanation: NFPA 25 (2023) Chapter 13 requires every dry pipe valve to be trip tested annually during warm weather with the control valve partially open (a partial flow trip test).
2How often does NFPA 25 (2023) require a FULL FLOW trip test of a dry pipe sprinkler system, performed with the control valve fully open?
A.Every 3 years
B.Annually
C.Every 5 years
D.Every 10 years
Explanation: NFPA 25 (2023) requires a full flow trip test every 3 years, conducted with the control valve fully open and water delivery time measured at the inspector's test connection.
3A technician performs the 3-year air leakage test on a dry pipe system by pressurizing the system to 40 psi. To pass under NFPA 25 (2023), the system must hold for 2 hours while losing no more than:
A.1 psi
B.3 psi
C.5 psi
D.10 psi
Explanation: NFPA 25 (2023) permits the 3-year air leakage test to be performed by pressurizing the system to 40 psi for 2 hours; the system passes if pressure loss does not exceed 3 psi.
4Per NFPA 25 (2023), the priming water level in a dry pipe valve must be tested at what frequency?
A.Weekly
B.Monthly
C.Annually
D.Quarterly
Explanation: NFPA 25 (2023) Chapter 13 requires the priming water level in dry pipe valves to be tested quarterly to verify it is at the level specified by the manufacturer.
5Quick-opening devices (QODs) such as accelerators on dry pipe systems must be tested at what interval per NFPA 25 (2023)?
A.Monthly
B.Semiannually
C.Quarterly
D.Annually
Explanation: NFPA 25 (2023) requires quick-opening devices to be tested quarterly to verify they will accelerate the operation of the dry pipe valve.
6Where a dry pipe system is equipped with a low air pressure alarm, NFPA 25 (2023) requires the alarm to be tested:
A.Weekly
B.Quarterly
C.Every 3 years
D.Only during the annual trip test
Explanation: Low air pressure alarms, where provided, must be tested quarterly per NFPA 25 (2023) to verify they signal before system air pressure drops to the trip point.
7Gauges monitoring air and water pressure on a dry pipe system that does NOT have its air pressure supervised at a constantly attended location must be inspected:
A.Monthly
B.Quarterly
C.Annually
D.Weekly
Explanation: NFPA 25 (2023) requires weekly inspection of gauges on dry pipe systems to verify normal air and water pressure; the interval extends to monthly only where air pressure is supervised at a constantly attended location.
8When must auxiliary drains (low point drains) on a dry pipe system be drained per NFPA 25 (2023)?
A.After each system operation and before the onset of freezing weather
B.Only during the annual trip test
C.Weekly throughout the year
D.Every 5 years during the internal assessment
Explanation: NFPA 25 (2023) requires low point drains on dry systems to be drained after each system operation and before the onset of freezing weather to remove condensation and prevent freeze damage.
9During a full flow trip test of a dry pipe system, which measurement must be recorded and compared against the original acceptance test results?
A.Static water supply pressure at the main drain
B.Residual air pressure at the compressor
C.Water delivery time to the inspector's test connection
D.Trip pressure of the low air alarm switch
Explanation: During the 3-year full flow trip test, the time from valve trip until water reaches the inspector's test connection is recorded and compared with the water delivery time from the original acceptance test.
10Per NFPA 25 (2023), strainers, filters, and restriction orifices inside dry pipe valves and quick-opening devices must be inspected internally and cleaned at what interval?
A.Quarterly
B.Annually
C.Every 3 years
D.Every 5 years
Explanation: NFPA 25 (2023) requires strainers, filters, and restricted orifices on dry pipe systems to be internally inspected and cleaned every 5 years to ensure unobstructed operation.

About the NICET ITWBS Level II Exam

NICET Inspection and Testing of Water-Based Systems Level II addresses routine ITM under limited supervision. The examination updated June 2, 2025 has 168 questions in 185 minutes at Pearson test centers. Permitted references are NFPA 20 (2022), NFPA 25 (2023), NFPA 72 (2022), and NFPA 291 (2022), provided on screen and permitted as qualifying physical copies. Certification requires the Level I and II examinations and performance measures plus two years of qualifying experience, including at least one year of direct inspection/testing of existing systems. Prior lower-level certification itself is not required.

Exam sponsor: National Institute for Certification in Engineering Technologies (NICET). The requirements and fees below concern the certification or admission exam, separate from our free practice resources.

Questions

168 questions

Time Limit

185 minutes

Passing Score

500 on NICET’s 0–700 scaled score; not a raw percentage

Exam / Certification Fees

USD 325

Exam sponsor website

Our practice resources: topics covered

We aim to reflect publicly available exam outlines and topic information in our study resources. Coverage, format, and difficulty may differ from the actual exam, and we cannot guarantee that every detail is accurate or current. Confirm exam requirements, fees, and policies with the official exam sponsor.

30-40%

Intermediate ITM Tasks (Dry, Wet, Standpipe, Deficiencies)

Dry systems, including valves, QODs, compressors, nitrogen generators and air maintenance; wet systems including antifreeze and air vents; standpipe ITM; and classification of deficiencies and impairments.

25-35%

ITM for Water Supplies

Fire pump inspection, no-flow and annual performance testing; private fire service mains and hydrants; and water storage tank inspection, testing, and maintenance.

10-20%

Internal Obstruction Investigation

Conditions requiring obstruction investigation, obstruction prevention, internal piping assessment, examination, documentation, and corrective follow-up.

5-15%

Safety

PPE, energy control, worksite hazards, ladders, tools and test equipment, and safety impairment procedures.

5-15%

Communication with AHJs and Customers

Customer coordination, notifications to owners, alarm services and AHJs, and complete reporting of inspection and test results.

Preparing for the NICET ITWBS Level II Exam

What You Need to Know

  • Passing score: 500 on NICET’s 0–700 scaled score; not a raw percentage
  • Exam length: 168 questions
  • Time limit: 185 minutes
  • Exam / certification fees: USD 325 Official sources

Using Our Practice Resources

  • Work through all 100 available questions
  • Review every answer and explanation
  • Track weak areas and revisit them
  • Use our AI tutor for tough concepts

NICET ITWBS Level II: Suggested Study Strategy

1Use the specified editions. Keep dry low-air testing annual, QOD testing quarterly, and general gauge condition checks monthly; distinguish the pressure-observation and supervision exceptions.
2Practice main-drain comparisons against original or previous full-flow pressure. A ten-percent reduction triggers investigation, not an automatic diagnosis or proof of full demand capacity.
3For pumps, learn the no-flow frequency categories and durations plus all four annual acceptance conditions: system demand, rated flow, permitted 95% curve comparison, and suction supply.
4For hydrants, distinguish a one-minute minimum operational flush from the sixty-minute complete-drainage limit. Practice Q = 29.83cd²√P and the 0.54 available-flow projection.
5For Chapter 14, identify sixteen triggers and the five-location 2023 investigation scope. Routine assessment and triggered investigation have different purposes.
6For tanks, separate level checks, heating-system inspection, water-temperature recording, seasonal functional tests, and annual water-level signal tests. Verify the actual supervision conditions.

Frequently Asked Questions

What is the NICET ITWBS Level II format and passing score?

The exam has 168 questions in 185 minutes. Questions can include multiple-answer and graphic responses, as well as selected-response code/field scenarios. NICET uses a 0–700 scaled score with 500 as the lowest passing score; 500/700 is not a raw percentage-correct requirement. The official Level II listing has no scheduled break; unscheduled breaks use exam time.

Which references can I use during the examination?

The June 2, 2025 Level II reference list specifies NFPA 20 (2022), NFPA 25 (2023), NFPA 72 (2022), and NFPA 291 (2022). Searchable on-screen copies are provided, and qualifying bound physical copies are permitted. Physical references may have highlighting and permanently attached tabs but no handwritten notes or loose additions; NFPA Handbooks are not substitutes. Consult NICET’s current reference PDF before testing.

What experience and lower-level requirements apply?

Level II requires two years of full-time-equivalent qualifying experience, including at least one year directly inspecting and periodically testing existing water-based systems. NICET specifies allowed maintenance/repair and limited related-experience credit for the remaining time. Candidates must meet Level I and II examination and verified performance-measure requirements, but need not first hold Level I certification. Read the official certification requirements for the full allocation rules.

What does Level II cost, and how long is certification valid?

The Level II CBT application fee is USD 325 effective August 1, 2026, checked October 19, 2026. Certification is renewed every three years through NICET’s CPD and recertification process, including applicable renewal fees. Recheck the official fee schedule before payment.

How much study time should I plan?

An 80-120-hour study plan is an editorial planning estimate, not a NICET requirement or pass guarantee. Adjust it to your field experience, diagnostic quiz results, and ability to find the correct provision in the specified editions. Allocate the most time to intermediate ITM and water supplies, which carry the largest official weight ranges.

What is the retest policy after a failed exam?

NICET Policy 20, revised April 2026, permits rescheduling a failed examination after a 30-day waiting period and limits testing to three attempts in any 12-month span. Check the current policy and application requirements before scheduling another attempt.

Which official outline should guide preparation?

Use the Level II outline linked from NICET’s Inspection and Testing of Water-Based Systems program page for the exam updated June 2, 2025. It lists safety (5-15%), communication (5-15%), intermediate ITM (30-40%), water supplies (25-35%), and internal obstruction investigation (10-20%). Pair the outline with the official Level II reference PDF and certification requirements.