IICRC WRT FINAL EXAM
COMPLETE QUESTIONS AND DETAILED SOLUTIONS LATEST
UPDATE THIS YEAR JUST RELEASED
Question 1: A class 2 loss is a drying chamber that has a
significant amount of moisture affecting ________of the combined
walls, floors and ceiling materials.
Answer:
5%-40%
Question 2: A drying chamber that has the greatest amount of
moisture, affecting over 40% of the combined walls, floors and
ceiling materials is a
Answer:
Class 3
Question 3: If attempting to dry tile over a wood subfloor
Answer:
Provide dry air flow (low humidity) and Increase heat or thermal energy
Question 4: What safety feature does drying equipment need? (air
movers, dehumidifiers, etc.)
Answer:
Grounded plug
,Question 5: What can happen when ducting airflow directly into
wall cavities?
Answer:
Increases the rate of evaporation
Question 6: A drying chamber that has water bound in materials
such as plaster or hardwood resulting in low potential evaporation
is a
Answer:
Class 4
Question 7: In addition to the one required initial air mover, add one
air mover for every _____ square feet of affected wet floor in each
room, and one for every _____ square feet of affected wet ceiling
and walls above two feet.
Answer:
50-70, 100-150
Question 8: For each wall inset and offset greater than ______
inches, add one air mover.
Answer:
18
Question 9: Where water migration primarily affects only lower wall
sections with a limited amount of affected flooring (less than 24" up
and/or out). In these situations, restorers should install one air
mover for each _____ affected linear foot of wall.
, Answer:
14
Question 10: Dehumidifiers balance the drying system by removing
moisture from the air. A balanced drying system is best achieved
when the rate of dehumidification is ______________ than or equal
to the rate of evaporation.
Answer:
Greater
Question 11: How do refrigerant dehumidifiers remove moisture
from the air?
Answer:
Condensation
Question 12: Refrigerant dehumidifiers are rated for water removal
in?
Answer:
Pints per Day (PPD)
Question 13: Desiccant dehumidifiers remove moisture from the air
through the principle of
Answer:
Adsorption
Question 14: Desiccant dehumidifiers are rated by
COMPLETE QUESTIONS AND DETAILED SOLUTIONS LATEST
UPDATE THIS YEAR JUST RELEASED
Question 1: A class 2 loss is a drying chamber that has a
significant amount of moisture affecting ________of the combined
walls, floors and ceiling materials.
Answer:
5%-40%
Question 2: A drying chamber that has the greatest amount of
moisture, affecting over 40% of the combined walls, floors and
ceiling materials is a
Answer:
Class 3
Question 3: If attempting to dry tile over a wood subfloor
Answer:
Provide dry air flow (low humidity) and Increase heat or thermal energy
Question 4: What safety feature does drying equipment need? (air
movers, dehumidifiers, etc.)
Answer:
Grounded plug
,Question 5: What can happen when ducting airflow directly into
wall cavities?
Answer:
Increases the rate of evaporation
Question 6: A drying chamber that has water bound in materials
such as plaster or hardwood resulting in low potential evaporation
is a
Answer:
Class 4
Question 7: In addition to the one required initial air mover, add one
air mover for every _____ square feet of affected wet floor in each
room, and one for every _____ square feet of affected wet ceiling
and walls above two feet.
Answer:
50-70, 100-150
Question 8: For each wall inset and offset greater than ______
inches, add one air mover.
Answer:
18
Question 9: Where water migration primarily affects only lower wall
sections with a limited amount of affected flooring (less than 24" up
and/or out). In these situations, restorers should install one air
mover for each _____ affected linear foot of wall.
, Answer:
14
Question 10: Dehumidifiers balance the drying system by removing
moisture from the air. A balanced drying system is best achieved
when the rate of dehumidification is ______________ than or equal
to the rate of evaporation.
Answer:
Greater
Question 11: How do refrigerant dehumidifiers remove moisture
from the air?
Answer:
Condensation
Question 12: Refrigerant dehumidifiers are rated for water removal
in?
Answer:
Pints per Day (PPD)
Question 13: Desiccant dehumidifiers remove moisture from the air
through the principle of
Answer:
Adsorption
Question 14: Desiccant dehumidifiers are rated by
