Humidipak works both ways, adding or absorbing moisture to hold the case at 45 to 50% relative humidity with no refilling. The packs last two to six months in a closed hardshell case, then get swapped for the replacement 3-pack.
SPECIFICATIONS
Features
Holds: 45-50% relative humidity
Includes: 3 Humidipak packets, soft mesh pouch
Pack life: 2 to 6 months
Use in: a sealed hardshell case
Replacement: PW-HPRP-03



