Hangers for metal duct should be placed no further than every: ...

[faduma]

Hangers for metal duct should be placed no further than every:
 
  A) 6 ft.
  B) 5 ft.
  C) 12 ft.
  D) Sheet metal duct does not require hangers because it is self-supporting.

Question 2

Hangers for fiberboard duct should be placed no further than every:
 
  A) 5 ft.
  B) 12 ft.
  C) 6 ft.
  D) Fiberboard duct does not require hangers because it is self-supporting.

[deja]

Answer to Question 1

C

Answer to Question 2

C

[faduma]

Gracias!

[daiying98]

Thanks for the timely response, appreciate it