Just the right machine can clear away allergens which help you breathe easier.

Now, for a disturbing fact: Some of the most common allergy triggers—including dust mites, mold, and pet dander—reside at home.

The easy solution? An air purifier.

Air purifiers are most efficient for allergens that float around for longer periods of time, like pollen, pet dander, and mold spores,” says Stephen Canfield, MD, PhD, an allergist at ColumbiaDoctors Midtown in new york.

1 Best Overall: Honeywell HPA300 True HEPA Whole Room Air Cleanser with Allergen Remov​er

2 Best Budget Pick: Febreze Tabletop HEPA Air Purifier

3 Best for Small Rooms: Honeywell True Compact Tower Air Purifier – Black

4 Perfect For Bedroom: SheerAIRE Quiet Large Room HEPA Air Purifier AC-2045DC

5 Best Technology: Blueair Classic 205 Wi-Fi HEPASilent Air Purifier

6 Best Features: Coway AP-1512HH Mighty Air Purifier with True HEPA and Eco Mode

7 Best Multitasker: Honeywell Febreze HEPA-Type Air Cleanser Tower