Hepa Filter Companion Cube Box Fan : r/DIY
The filter to my Air Purifier after >2 months of use. One of my favorite purchases : r/CleaningTips
Box fan air purifier filter after 1 week of use during Campfire : r/sanfrancisco
DIY air purifier on a budget for people who got smoke inside their rooms/homes. : r/Calgary
How to Make a Box Fan Air Purifier: 3 Different Methods | Digital Trends
Made an air purifier from a box fan, an air filter, and some duct tape. : r/redneckengineering
My home made air filter fan. Looks like it's working... : r/Calgary
My surprisingly effective shop air cleaner. Box fan, bungee cords, and a furnace filter. Works pretty well. : r/BeginnerWoodWorking
DIY Air Filter Box Fan : r/woodworking
DIY Air Purifier w/ 2x120mm Case Fans : r/DIY_tech
Spare fan and good filters : r/madisonwi
Homemade air purifier. 2 filters and a box fan : r/mildlyinteresting
Air filter hack: Sackville groups put together DIY solution | CBC News
Very simple, low cost air filter. : r/BeginnerWoodWorking
Social media and duct tape are helping people make DIY air purifiers that filter out wildfire smoke : r/gadgets
Air filter on box fan day 2. Wild fire smoke : r/interestingasfuck
3D Printed HEPA+Charcoal Air Filter (Work in Progress) : r/3Dprinting
I built a HEPA filter out of a free table and scrap : r/DIY
A follow up to the DIY air purifier thread- here's my toddler's room's box fan filter after 6 weeks of nighttime use. Glad to know it's reducing his environmental allergy symptoms this
DIY Air Filter Question : r/lifehacks
DIY Air Purifier w/ 2x120mm Case Fans : r/DIY_tech
The Cuboid: A DIY air purifier that's better than a box-fan
Bushfire smoke - DIY air purification : r/melbourne
