A multizone system allows a wide range of temperatures in ...

[Sportsfan2111]

A multizone system allows a wide range of temperatures in different zones supplied by a single unit by:
 
  A) Providing a blend of always-available heated and cooled air to any zone.
  B) Reheating cooled air using strip heaters.
  C) Using multiple small compressors.
  D) Piping air from cool zones to warm zones.

Question 2

What kind of check valve would you find in the air conditioner in a 20-year-old-home?
 
  A) A check valve that uses a steel ball B) A check valve made of plastic
  C) A check valve that is inside the metering device D) A check valve that has a disk and a spring

[raili21]

Answer to Question 1

A

Answer to Question 2

D

[Sportsfan2111]

Wow, this really help

[anyusername12131]

Thanks for the timely response, appreciate it