The label on an NFRC-rated window must include the ________.

A) U-value and air infiltration.
B) U-value and visible transmittance.
C) Solar heat-gain coefficient and air infiltration.
D) U-value and shading coefficient.
E) U-value and solar heat gain coefficient.


E) U-value and solar heat gain coefficient.

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Maps that detail the layout of a construction project are called:

a. Thematic maps b. Cadastral maps c. Engineering maps d. Topographic maps

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The major purpose of preheating and postheating of cast iron is to control the rate of temperature change.

Answer the following statement true (T) or false (F)

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Crowns are usually built during the construction of the _____.

a. trenches b. runoff barriers c. subgrade d. final bedding

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Which of the following occurs as soon as a heating thermostat is closed?

a. The flame rollout switch opens. b. The blower fan starts c. The inducer fan starts. d. The inducer pressure switch opens

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