Wick filter
Wicks harden with minerals and soak up less water over time.
Levoit Sprout: the wick filter is part Sprout wick filter. Source: Levoit, checked November 6, 2026.
Wicks harden with minerals and soak up less water over time.
1Wick filterSprout wick filterPart numbers come from Levoit (source), checked November 6, 2026. Amazon buttons open a search for the part number; we may earn a commission.
On a label on the base, often under the water tank.