$30 room air cleaner



 


For about $30, anyone can make a very efficient, high-capacity room air cleaner which removes allergens (pollens, spores), smog, smoke and odors.

Attributes: large filter area, low intake resistance, low noise, voluminous air throughput, fan stays clean, long life.

Recipe:
- select a wire or wicker wastebasket or
  clothes hamper for a base
- select and fit a fan in top, facing up
- wrap the base with Gray Matter
® media
- turn fan ON

Richard Kunz, chemist
719 635-1325