Two-way humidity control maintains stable 45–55% RH for optimal wood preservation
Individually overwrapped packets ensure freshness and easy handling
Leakproof membrane prevents moisture loss and protects instrument
Includes double and single holder pouches for flexible placement
Replaceable packets every 3 months for ongoing protection
Summarized by Shop
Boveda technology is unlike all other 1-way humidifiers, it’s the only true 2-way humidity control that will add or remove moisture as needed to maintain between 45-55% relative humidity in your case.
Helps protect your wooden instrument against warping, cracks and other damage caused by lack of humidification or too much humidification.
Humidity Range
45–55% RH (B49 Standard), 40–60% RH (B49HA High Absorbency)
Packet Type
2-way humidity pack
Kit Contents
1 double pouch, 1 single pouch, 3 Boveda refill packets