Building Science Exam (Fenestrationtest)

Front 1

Fenestration in general, and windows in particular, affect efficiency and comfort through four specific principles: radiation, convection, conduction and ______

Back 1

air leakage

Front 2

Four ways heat flows through windows are by radiation, convection, ______ and conduction

Back 2

air leakage

Front 3

____ are inert gases that are commonly added to the air space between glass panes in insulated glass to lower the U-factor

Back 3

argon and krypton

Front 4

_____ is a good conductor, so any window of this type should have a thermal break in the sash as well as the frame to reduce heat transfer

Back 4

metal

Front 5

Hinged units are referred to as ____ or awning windows, depending on whether or not they swing from the side or top

Back 5

single hung

Front 6

Aluminum screening can be considered a more environmentally friendly product than flexible ____, which is coated with soft PVC that is manufactured with harmful phthalates

Back 6

fiberglass

Front 7

Most weatherstrip is made of _____, which provided a long-term flexible air moisture seal

Back 7

PVC

Front 8

Many designers and owners prefer grilles or _____, the bars that create the look of individual panes of glass in a sash, in new windows that mimic the look of old windows with small individual panes or lites

Back 8

muntins

Front 9

_____ windows should be avoided in shower areas

Back 9

wood

Front 10

After windows, doors, and skylights are installed, the space between the frame and the structure must be sealed against air infiltration. This is typically accomplished with ____ insulation designed specifically for this purpose

Back 10

Low-expansion spray foam

Front 11

_____ is the measurement of heat loss of a particular window. It is the mathematical inverse of the R-Value

Back 11

U-Value

Front 12

____ refers to a microscopic metal film that is applied to the glass surface

Back 12

Low-E coating

Front 13

_____ is often used where light is desired but a view is not needed. Their size should be limited sue to their poor insulation value

Back 13

Glass block

Front 14

Wood windows are generally aesthetically pleasing; however they require regular ______

Back 14

Maintenance

Front 15

______ is a relatively efficient alternative to conventional skylight

Back 15

Tubular day lighting device

Front 16

_______ is an operable window with a sash hinged at the top that swings ouotward

Back 16

Awning window

Front 17

_____ is an insert gas that is commonly added to the air space between glass panes to lower the U-factor

Back 17

argon

Front 18

_____ are the actual bars that comprise a grille and divide the sash frame into smaller lites of glass

Back 18

muntins

Front 19

The heat provided by solar radiation if called _____

Back 19

solar gain

Front 20

The movement of heat as infrared energy though glass is called

Back 20

radiation