Description
Automatically maintains a relative humidity between 45-55%. Two-way humidity control adds or removes pure water vapor. Eliminates hoses, sponges, and adding water. Improves performance by preventing warping, cracking, buzzing, shrinking, and expansion. Kit includes two Boveda at 49% RH, one cloth Boveda holder, and an instruction card. Small for violin and viola, large for cello and bass.
