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How to build your own Corsi-Rosenthal Box
The Official Guide
Powerful. Inexpensive. Easy to build.
A Corsi-Rosenthal Box is a powerful air purifier that you can easily build yourself using locally sourced components for a fraction of the price of a commercially manufactured air purifier.
free and open source
Download Instructions
Choose your version:
How to Build a Corsi-Rosenthal Box (USA)
How to Build a Corsi-Rosenthal Box (UK)
How to Build a Mini Corsi-Rosenthal Box
Comment Fabriquer une Boîte Corsi-Rosenthal
Wie Man Eine Corsi-Rosenthal Box Baut
Como Construir una Caja Corsi-Rosenthal
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