Can the water bucket overflow if I'm not home? 23 March 2023 03:39 Updated No. All our models have a water float which is triggered to turn the dehumidifier off when the bucket is full. Related articles Are dehumidifiers noisy? Can I use a dehumidifier as a clothes dryer? Can Ausclimate dehumidifiers stop mould/mildew, musty odours and condensation? Are Ausclimate dehumidifiers suited to Australian and New Zealand conditions? Compressor or Desiccant dehumidifier; which one do I need?