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How to Clean Outdoor Mold and Mildew

How to Clean Outdoor Mold and Mildew

Clorox® Bleach makes cleaning outdoor mold and mildew easy. All you need is:

  • Clorox® Bleach
  • Safety glasses
  • 20 L bucket
  • Garden hose with spray nozzle
  • Measuring cup
  • Rubber gloves
  • Scrubbing brushes (long handle or handheld)

Follow These Steps to Clean Outdoor Mold and Mildew:

  1. Water
    Thoroughly water any plants near the area where you will be working. Protect larger plants by covering them with plastic sheeting.
  2. Add
    Add 250 ml of Clorox® Bleach to 5 L of water in the bucket.
  3. Prep
    Pre-wet the surface to be cleaned with water.
  4. Apply
    Apply the bleach and water solution to the surface with a scrub brush.
  5. Repeat
    Reapply as needed to keep the surface wet for 5 minutes.
  6. Rinse
    Rinse the treated area thoroughly.
  7. Air dry
    Let surfaces air dry.
  8. Re-water
    Re-water any nearby plants that may be getting runoff from the bleach solution.

Flush any leftover bleach and water solution down the toilet. Make sure to rinse off your brushes and gloves with the garden hose and let everything air dry.

Avoid applying the bleach solution in direct sunlight or to unfinished wood. The solution should also not be used on aluminum gutters or windows.

Test the bleach solution on the area you want to treat. Before starting your project apply the solution to an inconspicuous area to make sure it doesn't cause damage.