The Best Standalone HEPA Air Purifiers for Home Use: Certified Protection Against Microplastics and More

Choosing the right air purifier isn’t just about cleaner air — it’s about verified protection against microplastics, allergens, and ultrafine pollutants. This guide explores the top standalone HEPA air purifiers for home use, each backed by third-party certifications like AHAM, ECARF, and EN 1822. From premium models like IQAir HealthPro Plus to smart, budget-friendly options like Levoit Core 600S, we break down HEPA grades, coverage areas, and what each certification really means — so you can breathe easier with confidence.