D'Addario Refills for Two-way Humidity Control System
3-pack of replacement packets for the D'Addario Two-Way Humidication System.
The first maintenance free, two-way humidity control system, made by Boveda, that preserves a constant 45%-50% relative humidity level within your instrument's case.This eliminates all maintenance and guesswork.
The system is recommended by Taylor guitars and others for maintaining the stability and playability of your instrument.
3 replacement packs for the D'Addario Two-Way Humidification System
Automatic humidity control protects your instrument against warping, cracks and other damage cause by lack of humidification
No more manual adjustments based on seasonal changes, geographic locations,