When the air coming down the chimney reaches the smoke shelf directly behind the damper, the air is deflected out into the room to be heated.
Answer the following statement true (T) or false (F)
False
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A box drawn with a solid line in a wiring diagram indicates ________
A) A transistor B) The complete component is shown C) Only part of a component is shown D) External wiring
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Types of humidifiers used with commercial air-handling equipment include:
A) Direct expansion, chilled water, and steam. B) Bypass, atomizing, and wetted media. C) Steam grid, steam pan, and direct water spray. D) Direct expansion, steam, and hot water.
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There are 4 designs of ICF forms
Indicate whether the statement is true or false
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The most important concern in the design of any stairway is _____
a. safety b. choice of materials c. appearance d. material and labor cost
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