High efficiency particulate air (HEPA) filters and ultra-low particulate air (ULPA) filters are air filters designed to trap a vast majority of very small particulate contaminants from an air stream.

Most importantly, your air purifier should be equipped with a High Efficiency Particulate Absorbing (HEPA) filter. "These filters can remove up to 99.97% of small airborne particles, including ...

Choosing the right air filter for your home can significantly impact indoor air quality, HVAC system efficiency, and your ...

When you buy through our links, we may earn a commission. Learn more› By Liam McCabe HEPA filtration has become something like a modern-day talisman, a protective ward against often-invisible ...

This air purifier for large rooms (up to 1,000 square feet) claims to detect and destroy pollutants 1,000 times smaller than the standard filters must meet to qualify as HEPA. Curious about how ...

The three-stage HEPA filtration system removed 99% of impurities in our test. In addition, the filter is designed to last up to six months before needing to be replaced. However, you should still ...

Think you have mold in your air conditioning ducts? Find out how to remove it, including whether you can safely tackle this ...

The three-stage filtration system includes a pre-filter for larger particles, a HEPA filter for particles as small as 0.1 microns, and a carbon filter for odor removal. If you've owned a purifier ...

If you are a hay fever sufferer, don’t worry about a charcoal filter, but if you want to remove smells, then charcoal is better than HEPA [high-efficiency particulate absorbing].” We’ve put ...

For example, a 1-ply filter contains one layer of filter media, while a 5-ply filter contains five layers. High efficiency particulate air (HEPA) filters are specialized filters which conform to the ...

High-end upright vacuums have powerful filtration (HEPA or S-class) and seal debris in bags, so these cleaners are ideal for indoor allergy sufferers. Because they stand upright, they stow easily ...