Cigarette smoke contains extremely small airborne particles that can linger in a home long after smoking occurs. Whole-home air filtration systems can help capture many of these particles as air circulates through your HVAC system. High-efficiency filtration combined with proper ventilation can significantly reduce smoke odors and airborne contaminants. While no filtration system can completely eliminate smoke instantly, installing a properly designed air filtration system can help improve indoor air quality and reduce lingering pollutants over time.