Frequently Asked Questions

The size of the unit that your house needs depends on multiple factors, including the square footage of your house, the number of occupants, insulation, the type of windows, and the climate. Professional HVAC specialists should be consulted or used if you plan on replacing an old unit or adding new equipment.

No. Outdoor units are built to withstand the elements and should not be covered. Covering the unit could result in potential internal damage if the unit is ever accidentally switched on.

Setting the thermostat to auto is usually the best option. On auto, the fan is only used when the temperature requires it, which makes it the most efficient setting for your home. However, the “on” setting constantly filters air, and the constant circulation results in a more even temperature distribution throughout your home.

The U.S. government requires an efficiency rating for most household appliances. The rating is determined by how efficiently the appliance uses energy, with higher ratings indicating higher efficiency.