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

Author Question: What type of vent is used with 90 percent Category IV furnaces? A) Single-wall stainless steel ... (Read 156 times)

kshipps

  • Hero Member
  • *****
  • Posts: 571
on: Jul 24, 2018
What type of vent is used with 90 percent Category IV furnaces?
 
  A) Single-wall stainless steel
  B) Type B double-wall gas vent
  C) 90 percent efficiency furnaces do not require a vent.
  D) PVC

Question 2

Where is the refrigerant piping run from a rack system to the individual refrigerated cases?
 
  A) Through an exterior wall
  B) In trenches under the floor
  C) Refrigerant piping is not necessary because rack systems are self-contained.
  D) On top of the floor under a protective metal cover


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Ddddd

  • Sr. Member
  • ****
  • Posts: 334
Reply #1 on: Jul 24, 2018
Answer to Question 1

D

Answer to Question 2

B


kshipps

  • Member
  • Posts: 571
Reply 2 on: Jul 24, 2018
YES! Correct, THANKS for helping me on my review

covalentbond

  • Member
  • Posts: 336
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

Did you know?

When intravenous medications are involved in adverse drug events, their harmful effects may occur more rapidly, and be more severe than errors with oral medications. This is due to the direct administration into the bloodstream.

Did you know?

More than one-third of adult Americans are obese. Diseases that kill the largest number of people annually, such as heart disease, cancer, diabetes, stroke, and hypertension, can be attributed to diet.

Did you know?

It is difficult to obtain enough calcium without consuming milk or other dairy foods.

Did you know?

Patients who have been on total parenteral nutrition for more than a few days may need to have foods gradually reintroduced to give the digestive tract time to start working again.

This diagram shows a cross-section of a solar-type star. This diagram shows a cross-section of a solar-type star.
A Semantic Network Diagram for the Category “Animal” A Semantic Network Diagram for the Category “Animal”
Kitagawa Utamaro, The Fickle Type, from the series Ten Physiognomies of Women. Kitagawa Utamaro, The Fickle Type, from the series Ten Physiognomies of Women.
Use caution if using a steel scraper to remove a gasket from aluminum parts. It is best to use a ... Use caution if using a steel scraper to remove a gasket from aluminum parts. It is best to use a ...
How to apply integration by parts on a single function How to apply integration by parts on a single function
Preterm birth rates, by single and multiple births, Canada Preterm birth rates, by single and multiple births, Canada
Video: ribosome

For a complete list of videos, visit our video library