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

Author Question: The duct that has the lowest resistance to airflow is _____. a. fiberglass ductboard b. metal ... (Read 54 times)

hubes95

  • Hero Member
  • *****
  • Posts: 561
on: Jul 24, 2018
The duct that has the lowest resistance to airflow is _____.
 
  a. fiberglass ductboard
  b. metal duct with duct liner
  c. metal duct with exterior duct wrap
  d. flexible duct

Question 2

The plastic or foil sleeve on the outside of a branch duct in a crawl space serves as _____.
 
  a. thermal insulation
  b. a vapor barrier
  c. a noise suppressor
  d. a fire retardant


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ms_sulzle

  • Sr. Member
  • ****
  • Posts: 320
Reply #1 on: Jul 24, 2018
Answer to Question 1

c

Answer to Question 2

b


hubes95

  • Member
  • Posts: 561
Reply 2 on: Jul 24, 2018
Excellent

okolip

  • Member
  • Posts: 362
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.

Did you know?

Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.

Did you know?

Never take aspirin without food because it is likely to irritate your stomach. Never give aspirin to children under age 12. Overdoses of aspirin have the potential to cause deafness.

Did you know?

The Centers for Disease Control and Prevention (CDC) was originally known as the Communicable Disease Center, which was formed to fight malaria. It was originally headquartered in Atlanta, Georgia, since the Southern states faced the worst threat from malaria.

Did you know?

The longest a person has survived after a heart transplant is 24 years.

Cholelithiasis. Common sites of gallstones in the generalized condition. (a) Stones in the hepatic d Cholelithiasis. Common sites of gallstones in the generalized condition. (a) Stones in the hepatic d
The IAT sensor on this General Motors 3800 V-6 engine is in the air passage duct between the air ... The IAT sensor on this General Motors 3800 V-6 engine is in the air passage duct between the air ...
This five-wire mass air flow sensor consists of a metal foil sensing unit, an intake air temperature ... This five-wire mass air flow sensor consists of a metal foil sensing unit, an intake air temperature ...
Resistance training improves muscle strength and endurance Resistance training improves muscle strength and endurance
A 400-g piece of metal at 120°C is dropped into a cup containing 450 g of water A 400-g piece of metal at 120°C is dropped into a cup containing 450 g of water
A spherical water tank with an inner radius of 4 m has its lowest point 3 m ... A spherical water tank with an inner radius of 4 m has its lowest point 3 m ...
Video: Fermentation pathways

For a complete list of videos, visit our video library