R405.7 Requirements Specific to Credit Options
The cross ventilation option may be used if the following criteria have been met:
The whole house fan option may be used if the following criteria have been met:
The ceiling fan option shall apply a 2 percent reduction in cooling energy use for the proposed design if one or more ceiling fans are installed in each of the bedrooms and a minimum of one ceiling fan is installed in all primary living areas (living rooms, family rooms or great rooms). This shall not include spaces designed to be dining rooms or dining areas. Areas separated by permanently fixed archways, walls or dividers shall be considered separate rooms. The following criteria shall be met:
Exception: Credit shall not be taken for both ceiling fans and cross ventilation.