Windows Introduction Quiz

1. Question

Which of the following would have the best moisture resistance and strength?

Medium-density, high-pressure SPUF.
Tri-polymer.
AirKrete
Low-density, open cell foam.

2. Question

What does “low-e” mean?

Low emissivity.
Low energy.
Low enthalpy.
Low entropy.

3. Question

How do low-e coatings improve the U-factor of a window?

They slow the emission of radiant energy.
They slow convection with the window.
The increase the transmission of heat.
They have a high R-value.

4. Question

What window energy loss is often overestimated by building owners?

Air leakage.
Thermal bridging.
Infrared transmittance.
Radiant heat loss

5. Question

Which of the following isn’t a window rating published by the National Fenestration Rating Council?

Shading coefficient.
Air leakage.
Solar heat gain coefficient.
Visible transmittance.

6. Question

Which of the following has the highest U-factor?

Single-pane glass.
Insulated glass (no low-e).
Triple-pane insulated glass.
Low-e insulated glass.

7. Question

What is the most important window characteristic for heating climates?

Solar heat gain coefficient.
Visible transmittance.
Infrared transmittance.
U-factor.

8. Question

What is the most important window characteristic for hot climates?

Solar heat gain coefficient.
Visible transmittance.
Infrared transmittance.
U-factor.

9. Question

What advantage does a metal-clad wood window have over a vinyl window?

More durable.
Lower cost.
Easier to install.
Lighter weight.

10. Question

What is missing from this recently installed window?

Water-resistive barrier and the sill flashing
The vapor barrier and top flashing
The siding and under flashing
Four pieces of window flashing and the air barrier

11. Question

Choose the most likely reason why this building assembly failed from moisture damage?

Absence of window flashing
Mechanical damage from an automobile
Water vapor attacking the OSB
Water and water vapor seeping through the stucco

12. Question

What is the primary benefit of a window quilt?

It reduces heat transmission and air leakage from indoors
It blocks solar heat and glare year-round
It stops air leakage and heat loss completely
It keeps the indoor environment free from glare