The best replacement for far infrared sauna is steam sauna.

The best alternatives to far infrared sauna are rated as following:
★★★★★  steam sauna
★★★★★  infrared sauna
★★★★  near infrared sauna
  biomat

Your alternative for far infrared sauna is not listed? Suggest!
Speaking about far infrared sauna, one probably shouldn't forget about ozone.

Other search terms related to far infrared sauna and their ratings are:
★★★★★ ozone
You have in mind a companion for far infrared sauna and it is not yet here? Propose!



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far infrared sauna
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