Live data from Hacker News

Positive Pressure DIY Mask

1–3 of 3 posts

Post by mbjorkegren » Thu, Mar 19, 2020, 4:13 AM UTC

Re: Positive Pressure DIY Mask

Post by russfink » Thu, Mar 19, 2020, 4:53 AM UTC

Could use a list of steps and parts, including common substitutions (aquarium air pump).

Post by avmich » Fri, Mar 20, 2020, 6:03 AM UTC

russfink wrote: post #2

Could use a list of steps and parts, including common substitutions (aquarium air pump).

Wonder if an ejector pump, sucking ambient air and driven by air from a compressor (like auto compressor), would work adequately.