DIY air filter - box fan + central heating air filter. replacement filter costs $6.49 : r/DIY
Hepa Filter Companion Cube Box Fan : r/DIY
The air purifier I just bought yesterday feels great! : r/smarthome
Looking for reviews on this air purifier. Is it noisy? : r/Costco
With all this talk to of bad air, does anyone use an air purifier in the home/bedroom? If so, does it work? : r/pittsburgh
Air filter on box fan day 2. Wild fire smoke : r/interestingasfuck
We have an air purifier in our house because we live in between a freeway and railroad tracks. We put a new filter in today. We've been here 7 months. : r/WTF
Air purifiers at Costco : r/bayarea
Made an air purifier from a box fan, an air filter, and some duct tape. : r/redneckengineering
Even the air purifier is saying to duck off, pollution lvls over 800 here in Delhi : r/india
West Coast: air purifiers all sold out. Designed & printed my own. Bad prints, but great air! : r/3Dprinting
My home made air filter fan. Looks like it's working... : r/Calgary
Super disappointed with the new AM011 air purifier. The original model with the GLASS HEPA filter was. AMAZING! The new filter is garbage and difference is night and day. WHY DYSON?! WHY?!! :
This is what Air Purifier filter looks like after 145 days - Old (left) Vs New filter(right) : r/india
better and cheaper than any air purifier on the market : r/pics
If you want an air purifier but only have $39, slap a 20x20x1 filter on the back of a box fan : r/lifehacks
Box fan air purifier filter after 1 week of use during Campfire : r/sanfrancisco
I built a HEPA filter out of a free table and scrap : r/DIY
Air purifier placement in a small room - advice needed : r/AirPurifiers
Air purifiers: Do they really work? How do they work? Are they worth the investment? : r/askscience
Used air filter after one and a half months. 2200 filtrate. Merv 13. : r/Reno
I made a homemade air purifier and this is what it caught in less than one day : r/sanfrancisco
New improved Mi Air Purifier 3. New AirFlow fan designed, 26% increased CADR, Xiao Ai Compatibility. : r/Aqara
Best air purifier Reddit 2023 : r/air_purifier_best
DIY Air Purifier w/ 2x120mm Case Fans : r/DIY_tech
