The air around us is filled with particles such as dust, dander, pollen, smoke, odors and even pathogens including mold, viruses and bacteria. Needlepoint Bipolar Ionozation (NPBI) technology cleans the air by introducing ions into the space via the airflow in your ventilation system. It does thi. Need an Air Purification system for your home or office? Call Mountain States Heat & Air, Inc. and we'll show you a very important attachment to your existing HVAC system to help mitigate pathogens, viruses and molds from the air in your home or business.