#90-4000 Optimum 4000 Air Treatment System

Compact electric unit treats areas up to 20,000 cu. ft. Uses replaceable 90-day (#90-4090) or 120-day (#90-4120) cartridges, sold separately. 110 volt.

#90-4090 Series or #90-4120 Series

Optimum 4000 Replacement Cartridge Available in Standard (90-day) or High-Output (120-day) varieties.

Product Ideal For:

  • Home
  • Hotel
  • Janitorial
  • Medical
  • Pet