Which of the following products is not an air barrier?

1. EPS insulation board
2. XPS insulation board
3. Fiberglass batt
4. OSB sheathing

2. Which of the following is not a component of the building envelope?

1. Roof line over flat-ceiling insulation
2. Insulated roofline over uninsulated ceiling
3. Stairwell wall in uninsulated basement
4. Insulated basement wall

3. Which of the following is not structurally integrated insulation?

1. Sip
2. ICF
3. Insulated sheathing
4. Air Krete

4. What is the typical recycled content of fiberglass insulation?

a.25%

b. 75%

c. 50%

d. 100%

 

5. What is the typical recycled content of cellulose insulation?
a.25%

b. 75%

c. 50%

d. 100%

 

6. According to the U.S. Department of Energy, how much insulation is recommended in a ceiling in climate zone 3?

1. R-11
2. R-20
3. R-30
4. R-38

 

7. Which wall construction method does not reduce thermal bridging?

1. Double-wall framing
2. 2 x 6 @ 24" on center with OSB sheathing
3. 2 X 4 @ 16" on center with rigid foam sheathing
4. Steel-stud framing

8. Which insulation has an R-value of 5 per inch?

1. Polyisocyanurate
2. Strawbale
3. Extruded polystyrene (XPS)
4. Expanded polystyrene (EPS)

9. If the blower door test of an existing house resulted in a reading of 0.30 ACH Narural what would be a recommended course of action?

1. Additional air sealing
2. Add mechanical ventilation
3. Blower door recalibration
4. Indoor air quality testing

10. Which is generally not a problem associated with well-sealed and insulated homes?

1. Drafts
2. Backdrafting of open combustion furnaces
3. High energy bills
4. High humidity in warm months

 

1. Consider the different techniques involved in structurally integrated insulation versus applied insulation.
2. Discuss the difference between air permeability and vapor permeability and how they affect the choice of different insulation and air sealing materials.
3. Consider various options for creating a complete air seal between living spaces both above and beside an attached garage.