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

Author Question: Underwriters Laboratories standard 181 A covers: A) Methods of connecting and sealing metal duct. ... (Read 39 times)

karateprodigy

  • Hero Member
  • *****
  • Posts: 550
on: Jul 24, 2018
Underwriters Laboratories standard 181 A covers:
 
  A) Methods of connecting and sealing metal duct.
  B) Methods of connecting and sealing ductboard.
  C) Methods of connecting and sealing all types of duct.
  D) Methods of connecting and sealing flexible duct.

Question 2

What is a dump zone in a zoned air system?
 
  A) The location where exhaust air exits the building
  B) The area where refrigerant is vented while reducing system capacity during low-load operation
  C) The area immediately under a supply register
  D) An area used for dumping excess air and capacity when only one zone is calling


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

poopface

  • Sr. Member
  • ****
  • Posts: 339
Reply #1 on: Jul 24, 2018
Answer to Question 1

B

Answer to Question 2

D


karateprodigy

  • Member
  • Posts: 550
Reply 2 on: Jul 24, 2018
Thanks for the timely response, appreciate it

skipfourms123

  • Member
  • Posts: 343
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.

Did you know?

Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

Did you know?

Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.

Did you know?

A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.

Did you know?

Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.

In this 1900 cartoon, oil baron John D. Rockefeller holds the White House in the palm of his hand wh In this 1900 cartoon, oil baron John D. Rockefeller holds the White House in the palm of his hand wh
Patient Teaching Methods Cont. Patient Teaching Methods Cont.
Patient Teaching Methods Cont. Patient Teaching Methods Cont.
Cumulative Standard Normal Distribution Cumulative Standard Normal Distribution
How to quickly determine the maximum or minimum value of a quadratic equation in standard form How to quickly determine the maximum or minimum value of a quadratic equation in standard form
IPM combines biocontrol and chemical methods IPM combines biocontrol and chemical methods
Video: A Human Karyotype Preparation Animation

For a complete list of videos, visit our video library