IICRC WRT 2023/ 2024 Exam Questions and
Verified Answers| 100% Correct| Graded A
(New Update)
One of the primary purposes of the initial extraction
... [Show More] is to
Answer:
D. contain migrating water
QUESTION
On a structural drying project, if indoor conditions are 88 F (31 C) and 60% RH, condensation
begins to occur on structural materials with a surface temperature cooler than
Answer:
A) 72 F (22 C)
QUESTION
The ratio of the mass of water vapor to the mass of dry air in a given moist air sample usually
expressed in grams per pound (grams per kilogram) of dry air is the
Answer:
C. Saturation factor
QUESTION
To effectively dry wood sub flooring below sheet vinyl flooring, restorers might need to
Answer:
B. remove and discard the vinyl covering
QUESTION
Water vapor pressure always seeks
Answer:
D. equilibrium
QUESTION
At a humidity ratio of 45 gpp (6.4 g/kg) and a temperature of 60 F (16 C), the relative humidity
is
Answer:
B. 36%
QUESTION
After finished wood flooring has been dried to acceptable moisture content
Answer:
A. appropriate acclimation time may be required before refinishing
QUESTION
When carpet has been affected by sewage and should be removed and any materially interested
party disagrees, restorers can choose to
Answer:
B. clean and save the carpet if possible
QUESTION
As the air temperature increases, relative humidity
Answer:
B. decreases
QUESTION
Changing a solid directly into a vapor without going through a liquid phase is known as
Answer:
B) sublimation
QUESTION
According to ANSI/IIRC S500, an IEP is an
Answer:
A) indoor environment professional
QUESTION
The greatest amount of water absorption and evaporation load where wet porous materials
represent more than ~40% of combined ceiling, walls, and flooring surface areas and where low
evaporation materials and assemblies are minimally
Answer:
D. class 4
QUESTION
The number of gallons (liters) present in standing water that is 4-foot-9-inch in depth occupying
a 20 foot by 25 foot(6.1 m x 7.6m) basement is
Answer:
C. 17765 (67240)
QUESTION
The surface temperature of a material on which water will condense when contacted [Show Less]