An 8-step, room-by-room guide to improving the air quality in your home — based on published CADR data, AHAM-verified specs, and EPA guidance.
What's inside the checklist
✓Room-by-room audit guide — identify common indoor pollutant sources in each area of your home
✓HEPA filtration overview — how to read CADR ratings and match a purifier to your room size
✓Daily and weekly maintenance checklists — simple routines to keep air quality consistent
✓Pet household strategies — dander-reduction steps that don't require rehoming your pets
✓Filter replacement tracker — a log to help you stay on schedule
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How we built this checklist: Every recommendation in the checklist is based on published manufacturer specifications, AHAM-verified CADR data, and EPA indoor air quality guidelines. We do not conduct our own lab testing — learn more about our methodology.