1|Page
HERS RATER TRAINING EXAM LATEST 2025 ACTUAL EXAM WITH
COMPLETE QUESTIONS AND CORRECT DETAILED ANSWERS (100%
VERIFIED ANSWERS) |ALREADY GRADED A+| ||PROFESSOR
VERIFIED|| ||BRANDNEW!!!||
Which of the following is NOT a function of insulation?
Slows Heat transmission
Decreases size of heating and cooling equipment
Enhanced comfort
Reduces mechanical ventilation required - ANSWER-Reduces
mechanical ventilation required
Which of the following is the term for thermal resistance?
R-Value
U-Value
Diffusion
Density - ANSWER-R-Value
Which of the following insulating materials has the highest R-
value per inch?
,2|Page
Blown Cellulose
Polyisocyanurate Board
Extruded Polystyrene
Fiberglass - ANSWER-Polyisocyanurate Board
Which of the following wall assembly types would have the lowest
R-value?
Six Inch, Structural EPS insulated panel
2x6 wood stud wall
Standard 2x4 wall
Steel frame wall - ANSWER-Steel frame wall
Which of the following types of heat transfer inside an insulated
assembly can cause air leakage?
Radiation
Convection
,3|Page
Conduction
Transpiration - ANSWER-Convection
Which of the following can cause a reduction in an insulating
material's R-value?
Air Flow
Compression
Moisture
All of the above - ANSWER-All of the above
What is the main advantage(s) of fiberglass batts for insulating
assemblies?
Cost
High R-valve per inch
Availability
Ability to stop airflow
Both A & C - ANSWER-Both A & C
, 4|Page
Why is it important to cut batt insulation around wires and pipes in
wall assemblies?
To avoid the insulation from being compressed
To ensure full coverage
To avoid an air pocket in the wall
To ensure full R-value potential
All of the above - ANSWER-All of the above
Which of the following is the best way to reduce thermal bridging?
Utilize insulated sheathing
Compressing Batts between studs
Utilize Steel Studs for exterior walls
Dense pack walls with Cellulose - ANSWER-Utilize insulated
sheathing
Which of the following is NOT a type of blown insulation?
HERS RATER TRAINING EXAM LATEST 2025 ACTUAL EXAM WITH
COMPLETE QUESTIONS AND CORRECT DETAILED ANSWERS (100%
VERIFIED ANSWERS) |ALREADY GRADED A+| ||PROFESSOR
VERIFIED|| ||BRANDNEW!!!||
Which of the following is NOT a function of insulation?
Slows Heat transmission
Decreases size of heating and cooling equipment
Enhanced comfort
Reduces mechanical ventilation required - ANSWER-Reduces
mechanical ventilation required
Which of the following is the term for thermal resistance?
R-Value
U-Value
Diffusion
Density - ANSWER-R-Value
Which of the following insulating materials has the highest R-
value per inch?
,2|Page
Blown Cellulose
Polyisocyanurate Board
Extruded Polystyrene
Fiberglass - ANSWER-Polyisocyanurate Board
Which of the following wall assembly types would have the lowest
R-value?
Six Inch, Structural EPS insulated panel
2x6 wood stud wall
Standard 2x4 wall
Steel frame wall - ANSWER-Steel frame wall
Which of the following types of heat transfer inside an insulated
assembly can cause air leakage?
Radiation
Convection
,3|Page
Conduction
Transpiration - ANSWER-Convection
Which of the following can cause a reduction in an insulating
material's R-value?
Air Flow
Compression
Moisture
All of the above - ANSWER-All of the above
What is the main advantage(s) of fiberglass batts for insulating
assemblies?
Cost
High R-valve per inch
Availability
Ability to stop airflow
Both A & C - ANSWER-Both A & C
, 4|Page
Why is it important to cut batt insulation around wires and pipes in
wall assemblies?
To avoid the insulation from being compressed
To ensure full coverage
To avoid an air pocket in the wall
To ensure full R-value potential
All of the above - ANSWER-All of the above
Which of the following is the best way to reduce thermal bridging?
Utilize insulated sheathing
Compressing Batts between studs
Utilize Steel Studs for exterior walls
Dense pack walls with Cellulose - ANSWER-Utilize insulated
sheathing
Which of the following is NOT a type of blown insulation?
