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Author Question: When joining rigid fiberboard duct modules, the end flaps are secured with _____. a. 1-inch ... (Read 17 times)

V@ndy87

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on: Jul 24, 2018
When joining rigid fiberboard duct modules, the end flaps are secured with _____.
 
  a. 1-inch staples approximately 2-1/4 inches on center
  b. 1-inch outward clinching staples approximately 2 inches on center
  c. 1/2-inch outward clinching staples approximately 2 inches on center
  d. 1/2-inch stainless steel staples approximately 2-1/2 inches on center

Question 2

When heat-activated tape is used for duct closure, before applying any sort of stress, all joints and seams
  should be allowed to cool to a temperature below _____.
 
  a. 100F
  b. 125F
  c. 150F
  d. 175F


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fatboyy09

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

c

Answer to Question 2

c


V@ndy87

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Reply 2 on: Jul 24, 2018
:D TYSM

jackie

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Reply 3 on: Yesterday
Wow, this really help

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