Homes today are built to be airtight and energy-efficient, but many consequently suffer from poor indoor air quality, and ventilation is crucial to maintaining healthy air. Indoor air becomes polluted with allergens from pets, odors and humidity from bathroom and kitchen use, and the off-gassing of volatile organic compounds from carpeting and furniture. Ventilation removes polluted, humid indoor air and replaces it with fresher, often less-humid outdoor air.
Original Article Source Credits: HGTV , https://www.hgtv.com/
Article Written By: NA
Original Article Posted on: NA
Link to Original Article: https://www.hgtv.com/design/remodel/mechanical-systems/passive-ventilation