This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Which of the following materials has an the highest R value per inch of thickness? A) Rigid foam ... (Read 23 times)

Chelseaamend

  • Hero Member
  • *****
  • Posts: 545
on: Jul 24, 2018
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
Reply #1 on: Jul 24, 2018
Answer to Question 1

A

Answer to Question 2

B


Chelseaamend

  • Member
  • Posts: 545
Reply 2 on: Jul 24, 2018
Great answer, keep it coming :)

carlsona147

  • Member
  • Posts: 341
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

Carbamazepine can interfere with the results of home pregnancy tests. If you are taking carbamazepine, do not try to test for pregnancy at home.

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

Did you know?

It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

Did you know?

In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.

Did you know?

In 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).

Thread pitch gauge used to measure the pitch of the thread. This bolt has 13 threads to the inch. Thread pitch gauge used to measure the pitch of the thread. This bolt has 13 threads to the inch.
The OSHA global hazardous materials labels. The OSHA global hazardous materials labels.
Classification of ceramic materials on the basis of application Classification of ceramic materials on the basis of application
DOT placarding requirements: Table 1 materials must be placarded in any quantity, and Table 2 ... DOT placarding requirements: Table 1 materials must be placarded in any quantity, and Table 2 ...
The nuclear envelope is studded with pores, which allow exchange of materials The nuclear envelope is studded with pores, which allow exchange of materials
Type III curve. Mortality is highest early in life. Data for a desert shrub (Cleome droserifolia). Type III curve. Mortality is highest early in life. Data for a desert shrub (Cleome droserifolia).
Video: Rh blood type and complications during pregnancy & Fertilization

For a complete list of videos, visit our video library