IICRC WRT Midterm Exam Questions and
Correct Detailed Answers A+ 2026
Water vapor migrating out of drywall, through a flat painted surface,
and into the air, is based on
permeance
When RH exceeds 70%, conditions are ideal for what type of damage?
secondary damage
When can a drying project be considered complete?
when your drying goals of the materials are met
What are 2 tools used to disengage carpet?
- knee kicker
- awl
The primary reason for the skin on padding is
for ease of slide during installation
Vapor pressure, like all other pressures, seeks:
equilibrium
Applying heat to water makes its VP
increase
If the GPP outside is higher than inside, the only drying system that
you can consider is
closed drying
When a wet surface is warmer than the dew point, what can happen?
evaporation
When drywall is saturated it gets very soft and it won't regain its
strength when dry.
F
What percentage of the power on a circuit is available for continuous
use?
80%
When hardwood floors are wet, what is it called when the edges are
higher than the middle
cupping
Water damage projects should be monitored at least
daily
Why should blown fiberglass insulation in a ceiling be removed if
saturated?
, it packs and loses R-value
Blown, organic insulation must be removed when saturated because
it packs and traps water against the framing.
T
-- Mo. 1 --
We need to leave buildings that have been damaged by water both
- clean
- dry
SHALL means
mandatory due to natural law or regulatory requirement, standard of care.
SHOULD means
component of the accepted standard of care, but not mandatory.
RECOMMEND means
Advised or suggested but not a component of the standard of care
MAY means
Signifies permission but not a component of the standard of care
CAN means
ability of possibility but is not a component of the standard of care.
-- Mo. 2 --
The first concern of restorers on a project is
The health and safety of workers and occupants
Why is rapid response so important?
- limits damage
- reduces drying time
Mitigation in water damage restoration is defined as reducing the
overall cost and scope of repairs needed
T
Attempting to identify safety issues should begin as soon as
the inspection process
You find sagging ceilings that are heavy and saturated with water;
what should you do?
drain the water, remove the saturated drywall, and dispose of it
-- Mo. 3 --
When water is evaporating and leaving a surface, the surface
cools
Air movers primarily aid in drying by increasing
rate of evaporation
PPE is required by regulation, so it 'shall' be used according to the
S500
Correct Detailed Answers A+ 2026
Water vapor migrating out of drywall, through a flat painted surface,
and into the air, is based on
permeance
When RH exceeds 70%, conditions are ideal for what type of damage?
secondary damage
When can a drying project be considered complete?
when your drying goals of the materials are met
What are 2 tools used to disengage carpet?
- knee kicker
- awl
The primary reason for the skin on padding is
for ease of slide during installation
Vapor pressure, like all other pressures, seeks:
equilibrium
Applying heat to water makes its VP
increase
If the GPP outside is higher than inside, the only drying system that
you can consider is
closed drying
When a wet surface is warmer than the dew point, what can happen?
evaporation
When drywall is saturated it gets very soft and it won't regain its
strength when dry.
F
What percentage of the power on a circuit is available for continuous
use?
80%
When hardwood floors are wet, what is it called when the edges are
higher than the middle
cupping
Water damage projects should be monitored at least
daily
Why should blown fiberglass insulation in a ceiling be removed if
saturated?
, it packs and loses R-value
Blown, organic insulation must be removed when saturated because
it packs and traps water against the framing.
T
-- Mo. 1 --
We need to leave buildings that have been damaged by water both
- clean
- dry
SHALL means
mandatory due to natural law or regulatory requirement, standard of care.
SHOULD means
component of the accepted standard of care, but not mandatory.
RECOMMEND means
Advised or suggested but not a component of the standard of care
MAY means
Signifies permission but not a component of the standard of care
CAN means
ability of possibility but is not a component of the standard of care.
-- Mo. 2 --
The first concern of restorers on a project is
The health and safety of workers and occupants
Why is rapid response so important?
- limits damage
- reduces drying time
Mitigation in water damage restoration is defined as reducing the
overall cost and scope of repairs needed
T
Attempting to identify safety issues should begin as soon as
the inspection process
You find sagging ceilings that are heavy and saturated with water;
what should you do?
drain the water, remove the saturated drywall, and dispose of it
-- Mo. 3 --
When water is evaporating and leaving a surface, the surface
cools
Air movers primarily aid in drying by increasing
rate of evaporation
PPE is required by regulation, so it 'shall' be used according to the
S500
