Given that the gel cycles by and gets heated, the odors trapped inside the gel might escape. Some desiccant dehumidifiers might need a laundry mode. You can operate this periodically in an open up-air space to launch any trapped, disagreeable odors. These dehumidifiers are quieter than their refrigerant counterparts considering https://dstdehumidifiers.co.uk/case-studies/desiccant-dehumidifiers-in-cold-stores/