Why AA_UltraHEPA

Metric AirDoctor UltraHEPA™ Typical home HEPA purifier
Particle capture ≈ 100 % efficiency for particles ≥ 0.003 µm (which is 100x smaller than 0.3µm) 99.97 % @ 0.3 µm (baseline HEPA spec)
Gas & odour control Dual Carbon / Gas Trap filter removes VOCs, ozone, formaldehyde Thin or no carbon layer; limited VOC removal
Clean-air power CADR smoke 162 m³/h; refreshes 28 m² (Model 2000) or 56 m² (Model 3500) 4x hourly CADR and coverage vary; many units stay below 120 m³/h and suit only small rooms
Noise WhisperJet fans 40–55 dB (-30 % quieter than ordinary purifiers) Standard fan noise; often > 50 dB at high speed
Filter life Carbon 6 mo · UltraHEPA 12 mo; change alert built-in 6–12 mo HEPA; reminders not always included
Lab proof 99.97 % live SARS-CoV-2 removal; 99.99 % bacteria & virus removal Few brands publish equivalent pathogen tests

UltraHEPA™ traps far finer particles, scrubs gases, covers larger rooms, and runs quieter—all with certifications standard HEPA purifiers can’t match.

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