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Author Question: Which of the following is a true statement regarding fabric duct systems? a. The material cost of ... (Read 50 times)

acc299

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on: Jul 24, 2018
Which of the following is a true statement regarding fabric duct systems?
 
  a. The material cost of a fabric duct system is typically 10 percent more than an equal sheet metal duct
  system.
  b. Fabric duct materials require special cleaning processes using low-pressure steam.
  c. Most fabric duct systems are located outside of the conditioned space.
  d. Porous versions of duct material stay cleaner since dust cannot easily settle on the duct.

Question 2

NEC Article 430 covers _____.
 
  a. the application and installation of motors
  b. provisions for motor-driven equipment
  c. general information on grounding
  d. thermal protection requirements


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millet

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Reply #1 on: Jul 24, 2018
Answer to Question 1

d

Answer to Question 2

a


acc299

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Reply 2 on: Jul 24, 2018
Excellent

flexer1n1

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Reply 3 on: Yesterday
Gracias!

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