A heat recovery ventilator is more energy efficient than a ...

[Sportsfan2111]

A heat recovery ventilator is more energy efficient than a balanced ventilation system consisting of an exhaust blower and a supply air blower because:
 
  A) It recovers energy from the compressor. B) It recovers energy from the attic.
  C) It recovers energy from the exhaust air. D) It recovers energy from the system blower.

Question 2

Ice machine cleaning and sanitizing:
 
  A) Are separate processes required for two different solutions.
  B) Are normally done by pouring chlorine bleach into the water sump.
  C) Are normally both performed using a single cleaning and sanitizing solution.
  D) Are necessary only in areas with hard water.

[Swizqar]

Answer to Question 1

C

Answer to Question 2

A

[Sportsfan2111]

Gracias!

[FergA]

Excellent