indoor air quality monitor

Germ Guardian Air Purifier with HEPA Filter and UVC Black: Germicidal UV, Carbon Filter, 3 Settings, 500-800 sq. ft. Coverage

Sharper Image Powerslim Corded Handheld and Stick Vacuum White

Pure Enrichment - Mini Dehumidifier White: Quiet Operation, Automatic Shut-Off, 100-300 sq. ft. Room, No Filter Needed

Winix A230 360 All-in-One 4 Stage True HEPA Air Purifier with Plasma Wave Technology AHAM Verified 200-500 sq ft

AIRDOCTOR AD3000 / AD3500 Genuine Replacement Pre-Filters Removes Larger Contaminants like Dust and Animal Hair (Pack of 3)

Bionaire Essence 360 Air Purifier with UV: True HEPA, Carbon Filter, Energy Star, 300-500 sq. ft., 3 Settings, 38W

Vornado PIVOT 3U Whole Room Air Circulator with Customizable Design Discs: Electric Desk Fan, 3 Speeds, 100-300 sq. ft.

Dyson HushJet Compact Purifier Engineered for Whisper-Quiet Whole-Room Air Purification with Fully-Sealed Filtration and 5-Year No Filter Change Black

Coway Airmega 160 True HEPA Air Purifier White: 6 Settings, 3-Year Warranty, Quiet, Energy Star Certified, 100-300 sq. ft.