How to Remove Mildew from Sheetrock

Step-by-Step Guide

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   Step 1: Remove the source of moisture which is supporting the mildew before trying to remove the mildew.

   If it is a wall or roof leak, patch or repair it.
   
   If it is simply condensation, like moisture in a bathroom or shower, you may need a ventilation to remove humidity from the room.
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   Step 2: Prepare a solution of one cup chlorine bleach with water to make one gallon.

   , This can be the type used for misting plants, or a used cleaning product bottle which has been thoroughly rinsed. ,,,,, If the area is going to be exposed to high humidity or moisture often, use an oil based alkyd enamel with a gloss finish.
   
   This paint is more mildew and moisture resistant than most latex paints.
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   Step 3: Pour your solution in a spray bottle.

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   Step 4: Provide fresh air in the room or area you are working before proceeding.

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   Step 5: Spray the area that has mildew showing on it sufficiently to dampen it

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   Step 6: without excess liquid running off the surface.

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   Step 7: Allow the area to dry

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   Step 8: and brush any loose mildew off with a dust rag or dry towel.

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   Step 9: Repeat if the stain does not disappear with your first attempt.

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    Step 10: Before painting

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    Step 11: use a "stain-blocker" primer/sealer paint suitable for use under your finished coat.

Detailed Guide

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