Blue Pure 211i Max

Ditto. I have two of these in my classroom. They’re fairly quiet - even in a kn-95 I can project. I have taller ceilings and some in-building filtration but nothing perfect: https://www.blueair.com/products/blue-pure-211i-max Like other commenters said, I’d cross post to other subs.

My sons did their research and I purchased the two they purchased. I think they are excellent and make a noticeable difference. I run one upstairs and the other downstairs. blueair-blue-pure-211i-max-3000-sq-ft-hepasilent-smart-extra-large-room-air-purifier. levoit-plasmapro-600s-p-smart-air-purifie

The Allergy "GOAT": Coway Airmega Mighty (AP-1512HH) It’s been the #1 Reddit recommendation for years, and in 2026, it still holds the crown. Why? The bipolar ionizer (which you can turn off) helps tiny allergens clump together so they’re easier to catch. It has a "sensitive" mode that detects micro

The Top 3 Best Overall: Levoit Core 600S The 600S is the 2026 gold standard for basements. It offers a massive CADR of 373 CFM, capable of cleaning a 600+ sq. ft. space every 12 minutes. Its 3-stage filtration includes a heavy-duty carbon filter that targets the "basement smell" specifically. Best f

Best overall: Coway Airmega AP-1512HH Mighty Probably the safest “default” choice. It’s been recommended for years because it just works — strong HEPA filtration, decent carbon layer, auto mode, and very solid reliability. Not fancy, but very balanced for most homes. Best budget pick: Levoit Core 30

The Top 3 Overall Champions Best Overall: Levoit Vital 200S The current gold standard for pets. It features a U-shaped air inlet that prevents pet hair from clumping and clogging the intake. Its pre-filter is specifically designed to be easily popped out and rinsed. Best High-Performance: Winix 9800

Most separate permanent pre-filters may be washed or vacuumed. See Types of Pre-Filters header from our "How To Choose An Air Purifier for Particulates [Comprehensive Guide]". Integrated pre-filters can be vacuumed, but I would use the lowest suction setting possible to remove coarse dust and hair.

I own two, my sons have them and highly recommended so I bought one of each. Levoit Plasma Pro 600SP Smart Air Purifier and the Blueair Blue Pure 211i Max 3000 square foot HEPA silent smart extra large room air purifier. Bought both at Best Buy. Awesome. Highly recommend both, not sure which is bett

i’d look at the Blueair Blue Pure 211i Max. it’s usually around $279–$299 and works really well for larger rooms. it’s great at removing dust, dander, and odors, runs very quietly, and has a washable pre-filter, which helps with maintenance and filter life. fwiw my mate and i were comparing air puri

This is the one we have in my son’s room: https://www.blueair.com/products/blue-pure-minimax This is the one we use on each floor in a common area https://www.blueair.com/products/blue-pure-211i-max?variant=49656097767710&utm_source=google&utm_medium=cpc&utm_campaign=%5BShopping%5D%5BStandard%5D%5BUS%