2 ms·

https://smartairfilters.com/en/sqair/ https://smartairfilters.com/en/sqair/ It’s a fan + a HEPA filter and it’s kinda pretty

• ionwake 6y ago
  Do you know how long the filters last?
  • peteretep 6y ago
    Depends how long you run it and on what speed. I seem to remember we were working on the basis of changing it every three months if we ran it continuously during that time