Deck 16: Insulation and Ventilation

Question 1

Air-insulation dams are installed to protect the insulation from ____.

A)air infiltration
B)water vapor
C)corrosion
D)fire

Answer 1

A

Question 2

Insulation actually can pay for itself.

Answer 2

True

Question 3

At the ____ point, air is completely saturated with moisture.

A)dew
B)condensation
C)freezing
D)boiling

Answer 3

A

Question 4

Water vapor tends to condense onto warmer surfaces.

Question 5

The location of a house which loses the most heat is ______.

A)windows
B)walls
C)air leakage
D)ceiling and roof

Question 6

The structural material which has the best insulative properties is ______.

A)wood
B)aluminum
C)concrete
D)fiberglass

Question 7

It is very important to protect fiberglass insulation from air infiltration.

Question 8

Extruded polystyrene insulation boards lose the ability to insulate after coming into contact with water.

Question 9

The type of insulation that requires a 3/4 inch space between other materials and itself is _____.

A)rigid
B)reflective
C)loose-fill
D)foamed-in-place

Question 10

In a well-ventilated area, any condensed moisture is removed by ____.

A)convection
B)condensation
C)conduction
D)evaporation

Question 11

Air leakage is the major cause of moisture getting into the insulation layer.

Question 12

Airtight construction techniques also serve as a vapor retarder (barrier),

Question 13

Insulation is usually installed before drywall and mechanical devices.

Question 14

A(n) ____-value indicates a material's ability to resist heat transfer.

A)D
B)L
C)R
D)Z

Question 15

If insulation looks neat it is mostly installed correctly.

Question 16

Insulation becomes more effective as the air spaces become smaller and greater in number.

Question 17

The most commonly used material for a vapor retarder is ____ film.

A)polyamide
B)elastomer
C)polyethylene
D)acrylic

Question 18

Air is what makes most insulations work well as insulation.

Question 19

____ foams have the best R-value per inch.

A)Polystyrene
B)Polyurethane
C)Polyvinyl chloride
D)Polycarbonate

Question 20

____ insulation is supplied in bags or bales and placed by pouring, blowing, or packing by hand.

A)Reflective
B)Rigid
C)Flexible
D)Loose-Fill

Question 21

Liquid water can enter a building at the eaves in the winter if __________ form on the roof.

Question 22

The material installed above fiberglass insulation at the eave to allow air movement is called __________.

Question 23

Cooking, bathing, and drying clothes are all sources of __________ in the air.

Question 24

Voids in insulation of only 5% can cause a reduction in energy efficiency of __________ percent.

Question 25

A way to remember the methods of heat transfer is to consider the way that __________ may be cooked.

Question 26

The most effective way to vent moisture from under a roof is __________.

Question 27

Ventilation removes condensation by a process called __________.

Question 28

Care should be taken when using foamed-in-place insulation around __________.

Question 29

The fact that heat energy tends to migrate to cold is an example of __________.

Question 30

Heat transfer caused by fluid movement is called __________.