The best replacement for ionizer is hepa.

The best alternatives to ionizer are rated as following:
★★★★★  hepa
★★★  ozone generator
★★  purifier
★★  air purifier
★★  ozone
★★  d activator
★  reverse osmosis
★  carbon filter
★  salt chlorinator
★  salt lamp
★  ozonator
★  plasmacluster
★  ozonizer
  kangen
  air filter
  reverse osmosis water filters
  reverse osmosis water filtration
  kangen water
  hepa filter
  vitalizer plus

Your alternative for ionizer is not listed? Suggest!
Speaking about ionizer, one probably shouldn't forget about hepa filter.

Other search terms related to ionizer and their ratings are:
★★★★★ hepa filter
★★★★ fan
★ programmable tower fan
★ heater
★ humidifier
★ aroma
ozone generator
You have in mind a companion for ionizer and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of ionizer in all years. Click on graph for more.
ionizer
hepa
ozone generator