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IICRC WRT Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Principles of Water Damage Restoration | 20% | - Categories of water damage (Clean, Grey, Black) - Classes of water loss (1–4) - IICRC S500 Standard overview |
| Topic 2: Drying Science & Psychrometry | 25% | - Psychrometric principles: humidity, temperature, airflow - Equipment types: dehumidifiers, air movers, heaters - Evaporation, condensation, dehumidification |
| Topic 3: Restoration Procedures | 20% | - Structural and material drying methods - Containment and contamination control - Extraction and removal of water - Handling sanitary vs unsanitary water losses |
| Topic 4: Inspection, Assessment & Documentation | 15% | - Moisture measurement and mapping - Documentation and reporting requirements - Site inspection procedures |
| Topic 5: Health, Safety & Microorganisms | 15% | - Microorganisms: mold, bacteria, pathogens - Sanitization and disinfection standards - Personal protective equipment (PPE) - Hazard identification and control |
| Topic 6: Effects of Water on Materials & Structures | 5% | - Determining restorable vs non-restorable items - Impact on building materials, contents, assemblies |
IICRC Water Damage Restoration Technician (WRT) Sample Questions:
1. On a Class 4 water intrusion that is 2,000 square feet with an 8-foot ceiling height, how many 400 CFM desiccant dehumidifiers would you need initially?
A) 3
B) 1
C) 2
D) 4
2. Which best describes Category 2 water?
A) Water that contains significant contamination and has the potential to cause discomfort or sickness if contacted or consumed by humans
B) Water that originates from a sanitary source and flows into an uncontaminated building
C) Water that originates from a sanitary water source and does not pose substantial risk from ingestion or inhalation exposure
D) Water that is grossly contaminated and can contain pathogenic, toxigenic, or other harmful agents
3. Which drying system creates the lowest vapor pressure?
A) A system with a desiccant dehumidifier
B) A heat drying system
C) An inter-air drying system
D) A system with an LGR dehumidifier
4. What should a restorer do when a carpet is affected by Category 3 water and a materially interested party disagrees with removal?
A) Double the number of antimicrobials applied
B) Call the health department for approval to proceed
C) Clean and save the carpet if possible
D) Stop work until the conflict has been resolved
5. When applying antimicrobials (biocides), what is one of the requirements that may be listed on the EPA label?
A) Extinguish ignition sources to prevent back-drafting from gas appliances
B) Mix them with detergent for maximum penetration into porous materials
C) Turn on the HVAC system to help spread biocides evenly
D) Advise occupants to evacuate and remove pets during application
Solutions:
| Question # 1 Answer: C | Question # 2 Answer: A | Question # 3 Answer: A | Question # 4 Answer: D | Question # 5 Answer: D |
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