D'Addario Humidipak Two-Way Humidification System

D'Addario's Humidipak is a two-way humidity control system that maintains a steady 45-50% relative humidity inside your guitar case, adding and removing moisture as needed rather than relying on a single-direction refillable humidifier. This automatic balance removes the guesswork around seasonal changes, geography and temperature, protecting your instrument against warping, cracking and other damage caused by incorrect humidity levels.

Each pack includes three humidity control packets and a soft mesh pouch that sits safely against your guitar's finish, and the packets typically last two to six months in a sealed environment such as a hard-shell case, with worn out packets simply replaced using a Humidipak Replacement Pack. Recommended by Taylor Guitars for maintaining instrument stability and playability, this system is ideal for players who want reliable, low-maintenance humidity control without drips or mess, though it's designed for restoring and maintaining humidity rather than de-humidifying instruments already kept in high-humidity conditions.

Features

• Two-way humidity control automatically adds and removes moisture to maintain a constant 45-50% relative humidity inside the case.
• Protects your guitar against warping, cracking and other damage caused by incorrect humidity levels.
• Removes the guesswork of manual adjustments for seasonal changes, geography and temperature.
• Includes three humidity control packets and a soft mesh pouch that won't harm your instrument's finish.
• Recommended by Taylor Guitars for maintaining instrument stability and long-term playability.

Specs

• Type: Two-way humidity control system
• Target humidity: 45-50% relative humidity
• Includes: 3 Humidipak packets, soft mesh pouch
• Packet lifespan: 2-6 months in a sealed case
• Replacement: Humidipak Replacement Pack (3 refills)
• Recommended use: Restoring/maintaining humidity (not for de-humidification)