Select the size refill which matches the length of your current Precipitube® Humidifier.
Do you find your Precipitube® Humidifier is no longer refilling throughout the entire Precipitube®? These refill packets are designed to replace the existing crystals in your Precipitube® Humidifier so you can keep protecting your investments!
REFILL PACKET INSTRUCTIONS: When all of the old crystals are dry within the Precipitube Humidifier®, gently remove 1 end cap (do not twist) & dispose of the old crystals in garbage. Refill tube with contents of refill packet & replace end cap. Then simply reactivate & enjoy!
Do not attempt to force old crystals out of The Precipitube Humidifier®. Do not over-fill The Precipitube Humidifier®. Do not ingest contents. Do not soak in water for more than 15 minutes.