According to the EPA, an air purifier with a HEPA (high-efficiency particulate air) filter can remove up to 99.7% of airborne particles with a size of 0.3 microns, which includes dust and pollen.

To build his purifier, [Adam] found a HEPA H13 rated replacement filter that was cheap and readily available, and started designing a low-cost way to pulling air through it. He eventually went ...

The portable air purifier can clean the surrounding air in as little as 12 minutes, relieving allergies, colds, and more. The two-stage HEPA filter traps 99.97 percent of germs, dust, dander ...

An air purifier isn’t an overly complicated device. Smart modes and app connectivity aside, they’re not much more than a ...

A trusty air purifier can make all the difference in ... to swiftly circulate air at every angle. What’s more, the filter has three functional layers: There’s a pre-filter for large particles ...

The thing is, we rarely see a reverse engineering write-up as thorough as the one [James Warner] did while integrating an IoT air purifier into Home Assistant, so we just had to make sure we ...

True HEPA Purifier offers exceptional air quality monitoring, ensuring a healthy environment. Its True HEPA filter effectively captures 99.97% of airborne particles. With intuitive controls and a ...

A portable unit can filter dust, pet dander, smoke, pollen, mold spores, and other small particles. While a good air purifier can filter airborne mold spores, it’s important to tackle mold at ...

After careful consideration, our top pick for 2024 is the Levoit’s Core P350 Pet Air Purifier, an updated model with a custom filter that deodorizes the air while effectively pulling out dander.

The Puripod Air purifier is an ionic air purifier, without a fan or filter. It's small and cheap, so might appeal if you don't have a large home or budget. You can plug it into any ventilated room in ...