A. Typically 10-15 minutes in mild weather. The closer you get to the max design temperature in heating (0 Degrees) or cooling (90 Degrees) the longer the run cycle will be.

A. A humidifier is only used in the heating mode to add humidity to the home as the house dries out. Your body evaporates moisture off your skin when it is dry inside, so you feel warmer at a cooler temperature when the humidity is kept at a higher level. If the house gets too dry you will start to have more damage to your wood trim and furniture. Also when the humidity gets too low you can experience more adverse health issues. In the summer when the humidity level is high your air conditioner works to remove the excess humidity in your home.