The Limited Comfort Guarantee*

Relates to your ability to maintain an even temperature through your house (for example, a bedroom that never seems to get warm enough in winter or cool enough in summer)

Guarantees that the temperature at the location of your home’s thermostat will not vary more than +/- 3 degrees from the center of any conditioned room within the thermostat’s zone

For more information about the Limited Comfort Guarantee visit

The Limited Heating and Cooling Energy-Use Guarantee*

Relates to the amount of energy required to heat and cool your home

Based on building science – the combination of special framing techniques, improved insulation systems and efficient ductwork helps manage the energy you use to heat and cool your home

Guarantees a maximum energy use, not cost ( local utility rates fluctuate)

For more information about the Limited Heating and Cooling Energy Use Guarantee, visit

* For complete details and limitations, please visit