Bill is an expat living in the hills northwest of Beijing, and he uses his DIY Cannon to cut the particulate in his home. But Bill wanted to improve on the biggest downside of the Cannon–it’s a bit loud on high: So Bill designed a sound dampening box for the Cannon out of foam blocks: There […]
Ever since I started my DIY experiments, I’ve been wondering whether I could create a super DIY by using a stronger fan. In the past three months, my collaborator Anna has helped me test a half dozen different fans. She now has a home full of fans: After months of tests, one fan has proven […]
My collaborator Gus Tate suggested we work with our HEPA manufacturer to get smaller, square HEPAs. Now we’re convinced the DIY filter just got a lot cuter: Cute and kicks PM 2.5 in the pants.
Adam in Suzhou sent me a picture of a creative solution to a filter problem. The fan he had at his house had an opening that was slightly larger than the HEPA. So Adam cut out a piece of cardboard to close up the edges. Great idea! Adam says, “It’s already turned slightly gray after […]