Designed to trap humidity and prevent your sinuses and mouth from drying out, the three-pack replacement of slim cartridges for the HumidX Plus—a waterless humidification system—works without the need for messy distilled water.
Compatible with the AirFit N20 and the AirFit P10 masks for the AirMini, each cartridge will last approximately 30 days. Each box contains 3 filters (90 days worth)
Health Canada's recommended replacement schedule forFilters is every 3 months
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