Deck 16: Insulation and Ventilation

Question 1

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

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

Answer 1

C

Question 2

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

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

Answer 2

D

Question 3

Water vapor tends to condense onto warmer surfaces.

Answer 3

False

Question 4

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

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

Question 5

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

Question 6

If insulation looks neat it is mostly installed correctly.

Question 7

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

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

Question 8

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

Question 9

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

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

Question 10

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

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

Question 11

____ foams have the best R-value per inch.

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

Question 12

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

Question 13

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

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

Question 14

____ 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 15

Air is what makes most insulations work well as insulation.

Question 16

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

Question 17

Insulation actually can pay for itself.

Question 18

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

Question 19

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 20

Insulation is usually installed before drywall and mechanical devices.

Question 21

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

Question 22

Heat transfer caused by fluid movement is called __________.

Question 23

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

Question 24

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

Question 25

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

Question 26

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

Question 27

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

Question 28

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

Question 29

Ventilation removes condensation by a process called __________.

Question 30

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