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Author Question: Fabric duct and fittings are typically attached to each other using _____. a. tapes that meet UL ... (Read 181 times)

Engineer

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on: Jul 24, 2018
Fabric duct and fittings are typically attached to each other using _____.
 
  a. tapes that meet UL standards
  b. zippers
  c. snaps
  d. Velcro

Question 2

The unit of measurement for the porosity of fabric duct is _____.
 
  a. cfm/ft2 of surface area
  b. cfh/ft2 of surface area
  c. cfm/lineal foot of duct material
  d. cfh/lineal foot of duct material


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iman

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

b

Answer to Question 2

a


Engineer

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Reply #2 on: Jul 24, 2018
Thanks


iman

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Reply #3 on: Jul 24, 2018
Welcome :)


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