Frequently Asked Questions

How long will it take to ship my purifier?

What's your return policy?

What does HEPA stand for?

What is a HEPA filter?

HEPA-type filters vs true HEPA filters

What is an H13 HEPA filter?

How often should I replace my filter?

What are anions?

What do anions do in air filters?

What does PM2.5 mean?

How much area does the Novoaer Purifier cover?

Why does it come with a USB power cord?

What does my PM2.5 number mean?

What does each LED light indicate?

What is your warranty policy?