This topic contains a solution. Click here to go to the answer

Author Question: Which of the following materials has an the highest R value per inch of thickness? A) Rigid foam ... (Read 26 times)

Chelseaamend

  • Hero Member
  • *****
  • Posts: 545
Which of the following materials has an the highest R value per inch of thickness?
 
  A) Rigid foam board B) Spray-on cellulose fiber
  C) Loose-fill fiberglass D) Batt and blanket rock wool

Question 2

When would a fire damper be used?
 
  A) Anywhere rooftop air conditioners are installed
  B) Anytime supply or return ducts must pass through a firewall
  C) If a building is deemed green
  D) In a partition



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

bimper21

  • Sr. Member
  • ****
  • Posts: 309
Answer to Question 1

A

Answer to Question 2

B




Chelseaamend

  • Member
  • Posts: 545
Reply 2 on: Jul 24, 2018
Gracias!


cassie_ragen

  • Member
  • Posts: 347
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

In 1844, Charles Goodyear obtained the first patent for a rubber condom.

Did you know?

Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

Did you know?

Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.

Did you know?

There are more nerve cells in one human brain than there are stars in the Milky Way.

Did you know?

When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.

For a complete list of videos, visit our video library