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

Author Question: The main difference between an ERV and an HRV is the _____. a. way the heat exchanger core works ... (Read 21 times)

acc299

  • Hero Member
  • *****
  • Posts: 569
on: Jul 24, 2018
The main difference between an ERV and an HRV is the _____.
 
  a. way the heat exchanger core works
  b. size of the exhaust fans
  c. type of economizer used
  d. number of heat exchangers

Question 2

Which refrigerant is due to be phased out (no new refrigerant manufactured) by 2030?
 
  a. HFC-410A
  b. HFC-407A
  c. HCFC-22
  d. HFC-417A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

britb2u

  • Sr. Member
  • ****
  • Posts: 331
Reply #1 on: Jul 24, 2018
Answer to Question 1

a

Answer to Question 2

c


acc299

  • Member
  • Posts: 569
Reply 2 on: Jul 24, 2018
Wow, this really help

lkanara2

  • Member
  • Posts: 329
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

The human body produces and destroys 15 million blood cells every second.

Did you know?

Many people have small pouches in their colons that bulge outward through weak spots. Each pouch is called a diverticulum. About 10% of Americans older than age 40 years have diverticulosis, which, when the pouches become infected or inflamed, is called diverticulitis. The main cause of diverticular disease is a low-fiber diet.

Did you know?

Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.

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).

Did you know?

By definition, when a medication is administered intravenously, its bioavailability is 100%.

Positron emission tomography (PET) image showing the difference in the metabolic activity of the bra Positron emission tomography (PET) image showing the difference in the metabolic activity of the bra
Targeting female fetuses for abortion has become a main issue of the emerging feminist movement in ... Targeting female fetuses for abortion has become a main issue of the emerging feminist movement in ...
A turbocharger uses some of the heat energy that would normally be wasted. A turbocharger uses some of the heat energy that would normally be wasted.
Deforestation is one of the main sources of greenhouse gas emissions Deforestation is one of the main sources of greenhouse gas emissions
How liposuction works? How liposuction works?
Core-promoter elements found in focused promoters Core-promoter elements found in focused promoters
Video: Introduction to Photolithography - WC, BLF, PA, Hard and Soft baking

For a complete list of videos, visit our video library