IICRC WRT Test 2025/2026
QUESTIONS AND CORRECT ANSWERS
GRADED A
#1. During the inspection process, restorers shall make a reasonable effort to -
CORRECT
ANSWER>>C. identify and address potential safety hazards
#2. A significant amount of water absorption and evaporation load where wet
porous materials
represent ~5% to ~40% of combined ceiling, walls, and flooring surface areas and
where low
evaporation materials and assemblies are minimally wet is - CORRECT ANSWER>>B.
class 2
#3. Multiple extraction of salvageable materials, especially porous material (e.g.
Carpet ,
cushion) often are required to: - CORRECT ANSWER>>decrease drying time
#4. To enhance drying, restorers should manage both ambient temperature and -
CORRECT
ANSWER>>surface temperatures of affected materials
#5. Water damage restoration services should not begin until after the: - CORRECT
ANSWER>>restorer has entered into an adequately written contract.
#6. Two tools that should be used to properly disengage most stretched-in carpet -
CORRECT
ANSWER>>Knee kicker and carpet awl
#7. When inspecting a water damage structure, restorers should inspect: - CORRECT
ANSWER>>all potentially affected areas.
#8. Buckled or damaged particle board should - CORRECT ANSWER>>removed and
replaced
with new material.
#9. upon entering a building, professional moisture detection equipment should be
used to
evaluate and document: - CORRECT ANSWER>>applicable psychrometric conditions
and
moisture content or level readings .
#10. When wet, a structural material that loses most of its structural integrity, but
regains its
strength when dry, is: - CORRECT ANSWER>>Concrete
#11 Initially, a method of search for abnormal moisture behind ceramic tile or
resilient flooring
can be accomplished by - CORRECT ANSWER>>using a non-penetrating (non-invasive)
moisture
meter
#12. To minimize damage and reduce drying time, reduce drying time, restorers
should: -
, CORRECT ANSWER>>begin mitigation as soon as safely possible
#13. The moisture content of structural materials should be measured with a -
CORRECT
ANSWER>>A. moisture meter
#14. When accessible from below, to dry wet wood subflooring under stone or tile
flooring,
restorers can use low-humidity air and - CORRECT ANSWER>>D. vapor barrier
#15. Biocides designed to destroy or eliminate all forms of microbial life and their
spores are -
CORRECT ANSWER>>D. sterilizers
#16. When carpet is wet it can be delaminated by - CORRECT ANSWER>>D. improper
handling
and disengaging
#17. To minimize or control aerosolized soils or contaminants during restoration,
restorers can: -
CORRECT ANSWER>>B. install one or more air filtration devices (AFDs)
#18. When pre-existing damage is discovered, restorer should - CORRECT
ANSWER>>D.
document and bring it to the attention of materially interested parties
#19. Rapid drying of structural materials is achieved by - CORRECT ANSWER>>A.
promoting
evaporation and dehumidification or ventilation
#20. When carpet and cushion (pad, underlay) are saturated with Category 3 water -
CORRECT
ANSWER>>B. Both should be removed for proper disposal
#21. To minimize safety concerns and to speed structural drying, gypsum board
(drywall)
ceilings that are saturated and sagging should be - CORRECT ANSWER>>A. drained,
removed
quickly, and properly disposed
#22. The force exerted by water molecules in the air on surrounding surfaces is -
CORRECT
ANSWER>>b. Vapor Pressure (page 11)
#23. Generally, fastest rate of evaporation from wet materials with a 70F (21C)
surface
temperature [0.67 VP] would be an environment with - CORRECT ANSWER>>A. 60F
(4C) and
80% RH
#24. Two hazardous materials more likely found in older building that require
compliance with
laws and regulations when handled are - CORRECT ANSWER>>C. lead-based paint
and asbestos
#25. As humidity ratio increases (or decreases) another psychrometric chart property
that also
increases (or decreases) is - CORRECT ANSWER>>C. vapor pressure
#26. Ventilating a structure during the initial stages of restoration can be effective
way to
QUESTIONS AND CORRECT ANSWERS
GRADED A
#1. During the inspection process, restorers shall make a reasonable effort to -
CORRECT
ANSWER>>C. identify and address potential safety hazards
#2. A significant amount of water absorption and evaporation load where wet
porous materials
represent ~5% to ~40% of combined ceiling, walls, and flooring surface areas and
where low
evaporation materials and assemblies are minimally wet is - CORRECT ANSWER>>B.
class 2
#3. Multiple extraction of salvageable materials, especially porous material (e.g.
Carpet ,
cushion) often are required to: - CORRECT ANSWER>>decrease drying time
#4. To enhance drying, restorers should manage both ambient temperature and -
CORRECT
ANSWER>>surface temperatures of affected materials
#5. Water damage restoration services should not begin until after the: - CORRECT
ANSWER>>restorer has entered into an adequately written contract.
#6. Two tools that should be used to properly disengage most stretched-in carpet -
CORRECT
ANSWER>>Knee kicker and carpet awl
#7. When inspecting a water damage structure, restorers should inspect: - CORRECT
ANSWER>>all potentially affected areas.
#8. Buckled or damaged particle board should - CORRECT ANSWER>>removed and
replaced
with new material.
#9. upon entering a building, professional moisture detection equipment should be
used to
evaluate and document: - CORRECT ANSWER>>applicable psychrometric conditions
and
moisture content or level readings .
#10. When wet, a structural material that loses most of its structural integrity, but
regains its
strength when dry, is: - CORRECT ANSWER>>Concrete
#11 Initially, a method of search for abnormal moisture behind ceramic tile or
resilient flooring
can be accomplished by - CORRECT ANSWER>>using a non-penetrating (non-invasive)
moisture
meter
#12. To minimize damage and reduce drying time, reduce drying time, restorers
should: -
, CORRECT ANSWER>>begin mitigation as soon as safely possible
#13. The moisture content of structural materials should be measured with a -
CORRECT
ANSWER>>A. moisture meter
#14. When accessible from below, to dry wet wood subflooring under stone or tile
flooring,
restorers can use low-humidity air and - CORRECT ANSWER>>D. vapor barrier
#15. Biocides designed to destroy or eliminate all forms of microbial life and their
spores are -
CORRECT ANSWER>>D. sterilizers
#16. When carpet is wet it can be delaminated by - CORRECT ANSWER>>D. improper
handling
and disengaging
#17. To minimize or control aerosolized soils or contaminants during restoration,
restorers can: -
CORRECT ANSWER>>B. install one or more air filtration devices (AFDs)
#18. When pre-existing damage is discovered, restorer should - CORRECT
ANSWER>>D.
document and bring it to the attention of materially interested parties
#19. Rapid drying of structural materials is achieved by - CORRECT ANSWER>>A.
promoting
evaporation and dehumidification or ventilation
#20. When carpet and cushion (pad, underlay) are saturated with Category 3 water -
CORRECT
ANSWER>>B. Both should be removed for proper disposal
#21. To minimize safety concerns and to speed structural drying, gypsum board
(drywall)
ceilings that are saturated and sagging should be - CORRECT ANSWER>>A. drained,
removed
quickly, and properly disposed
#22. The force exerted by water molecules in the air on surrounding surfaces is -
CORRECT
ANSWER>>b. Vapor Pressure (page 11)
#23. Generally, fastest rate of evaporation from wet materials with a 70F (21C)
surface
temperature [0.67 VP] would be an environment with - CORRECT ANSWER>>A. 60F
(4C) and
80% RH
#24. Two hazardous materials more likely found in older building that require
compliance with
laws and regulations when handled are - CORRECT ANSWER>>C. lead-based paint
and asbestos
#25. As humidity ratio increases (or decreases) another psychrometric chart property
that also
increases (or decreases) is - CORRECT ANSWER>>C. vapor pressure
#26. Ventilating a structure during the initial stages of restoration can be effective
way to
