# The Unfiltered Truth: What Air Purifiers Actually Catch

The role and limitations of air purifiers in improving air quality

- **Source:** [CNET](https://brifing.si/source/ce507de7-7f24-4ff4-ab6d-7635abcc095a)
- **Published:** 2026-07-15
- **Topic:** [Business](https://brifing.si/c/business)
- **Original article:** <https://www.cnet.com/home/kitchen-and-household/features/air-purifiers-aqi-hvac-hepa-filters-cover-story/>
- **On Brifing:** https://brifing.si/s/c2ae6d93-0e73-4ec5-980b-6e5d76bc0a93

## The Air Quality Issue

Anna Gragert, living in Pasadena, experienced how quickly air quality can deteriorate during the Eaton Fire. Factors like wildfires, fossil fuels, and vehicle exhaust contribute to air pollution.

## The Role of Air Purifiers

Air purifiers are popular devices used to improve indoor air quality. However, they alone cannot solve the air pollution problem.

## Limitations of Air Purifiers

Air purifiers can capture particles and some pollutants but are ineffective against gases and chemicals. Therefore, additional measures are necessary.

## HVAC vs Air Purifiers

HVAC systems and air purifiers work differently to improve air quality. HVAC systems are generally more comprehensive, but air purifiers are more effective in specific areas.

## Health Effects of Air Pollution

Air pollution can lead to respiratory problems and other health issues. The risk is higher for sensitive groups.

## Price Range of Air Purifiers

Air purifiers can range from $50 to $1000. This allows users to choose based on their budget and needs.

## COVID-19 and Air Purifiers

Demand for air purifiers increased during the COVID-19 pandemic. These devices can be effective in filtering virus particles.

## The Future of Air Purifiers

As technology advances, the performance and ease of use of air purifiers will improve. This can further enhance indoor air quality.

## Air Quality Monitoring

Air quality monitors allow real-time tracking of indoor air quality. This makes it easier for users to take preventive measures.

## Usage of Air Purifiers

Air purifiers are used in high-traffic areas like bedrooms and living rooms. This improves air quality where it is most needed.

## Impact of Air Purifiers

Air purifiers can reduce health issues by improving indoor air quality. However, these devices alone are not sufficient.

## Measures for Air Quality

In addition to using air purifiers, controlling pollutant sources and increasing ventilation are necessary to improve air quality.

## Sources covering this story

- https://www.cnet.com/home/kitchen-and-household/features/air-purifiers-aqi-hvac-hepa-filters-cover-story/ — 

---

_Summary written by Brifing from the original reporting. Copyright in the original article belongs to its publisher; read the full piece at the link above._