[Answered] Commercial doors must be guaranteed not to burn for 3 hours. a. True b. ...

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mydiamond

Hero Member
Posts: 804

on: Aug 28, 2018

Commercial doors must be guaranteed not to burn for 3 hours.

a. True
b. False

Question 2

Wood doors are much more energy efficient than fiberglass doors.

a. True
b. False

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kescobar@64

Sr. Member
Posts: 324

Reply #1 on: Aug 28, 2018

Answer to Question 1

b, commercial doors must be guaranteed not to burn for 1 1/2 hours.

Answer to Question 2

b, fiberglass doors are six times as energy efficient as conventional wood doors

mydiamond

Hero Member
Posts: 804

Reply #2 on: Aug 28, 2018

Thanks

kescobar@64

Sr. Member
Posts: 324

Reply #3 on: Aug 28, 2018

Welcome

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