What Is Purest Indoor Air
Purest indoor air has very low levels of fine particles, volatile organic compounds, carbon monoxide, and biological contaminants. It meets health-based guidelines for breathable air indoors, where people spend most of their time.
Why Indoor Air Purity Matters
Indoor pollutant levels can be higher than outdoor levels, increasing risks of allergies, asthma, and respiratory irritation. Reducing exposure supports better sleep, concentration, and long-term health outcomes.
How to Improve Indoor Air Purity
Use source control by choosing low-emission products and avoiding tobacco smoke. Increase ventilation with fresh outdoor air, and use a high-efficiency air cleaner with a true HEPA filter. Regular cleaning and humidity control also help reduce dust and mold.
For guidance on indoor air quality standards, see the U.S. Environmental Protection Agency overview at https://www.epa.gov/indoor-air-quality-iaq.
