AIRXCHANGE

Software, namely, computer software for aiding in the design and selection of energy efficient environmental wheels and units for directing and controlling the exchange of indoor and outdoor air for the purposes of reducing levels of indoor air pollutants, and structural and components parts thereof

Energy recovery ventilation apparatus, namely, energy efficient rotary wheel structures for use in air ventilators and units for exchange of indoor and outdoor air in residences and buildings; structural and components parts of the foregoing, namely, desiccant and enthalpy wheel matrices, frames, wheel constructions, seals, motors, drives and bearings