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How to Kill Mold With Temperature

Updated February 21, 2017

There are several methods of removing mould, many of which necessitate the use of harsh chemicals. Temperature change is another way to clean mould. Extreme heat or extreme cold can kill most mould spores.

Place the mould-covered item in the freezer. If necessary, place the item in a zipper storage bag to prevent it from contacting other items in the freezer.

Leave the item in the freezer for several hours.

Remove the item from the freezer and wash it in clear water with mild dish washing detergent. If the item is fabric, wash it in a washing machine.

Place the mould-covered item in the dryer if the item is fabric. If it is not fabric, place it in the dishwasher on the dry setting. If it is wood or stone, place it in the oven on the lowest setting.

Leave the item in the dryer, dishwasher, or oven for at least 20 minutes.

Remove the item and wash it with water and mild dish washing detergent. If the item is fabric, wash it in a washing machine.

Things You'll Need

  • Freezer
  • Resealable zipper storage bag
  • Mild dish washing detergent
  • Water
  • Washing machine
  • Dryer
  • Oven
  • Dishwasher
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About the Author

Kaye Wagner has been working in the fields of journalism and public relations since 2006 and is a recipient of a National Hearst Award. She is particularly interested in home-and-garden projects, as well as beauty and fashion writing. An avid traveler, she also writes travel reviews and guides. Wagner earned a Bachelor of Arts in journalism from Brigham Young University.