Whole House Air Purifier For just pennies a day in operating costs, this Whole House Air Purifier will provide an environment that is odor, germ, chemical and allergen free. Clean air will reduce family illness, help fight colds and influenza, create an environment for sound sleep, provide relief from asthma, reduce fatigue, control pet odors, decrease dust and relieve sore throats. Computerized electronic controls and built-in service lights indicate when it is time to change filters and lights. Provides up to 3,000 square feet of air purification when used along with an HVAC system. Designed to work in conjunction with a homes HVAC system including ductless air conditioners Note not a stand-alone unit. 30.00 L. 14.00 W. 23.00 H.