Another disadvantage of using ammonia is that it is a harsh toxic chemical.
What kills mold on wood surfaces.
Run a fan or dehumidifier in the room to make sure the surface of the wood dries quickly and completely with the borax still under the surface.
When the mold growth has been removed and the wood is clean and dry you can use sandpaper with fine grit to sand the surface of the wood.
Note that bleach should not be used to kill mold found on wood.
You ll want to remove mold from the outside of your house on siding or on your deck as soon as possible.
While bleach is very effective for killing mold on non porous surfaces it doesn t work well when it comes to wood.
Mold increases your likelihood of developing asthma and other.
Wood is highly porous allowing mold to not only grow on the surface but also grow roots deep within making it more difficult to treat.
Don protective gear an air mask is a must.
Like bleach ammonia will kill mold on hard non porous surfaces such as countertops glass or tiles but it is ineffective at killing mold growing in porous material such as wood or drywall.
Mold discolors wood surfaces and leaves them with a musty odor but more importantly it poses a health risk to you and your family.
Vacuum the area to collect loose spores.
See the killing mold page for some effective solutions to remove mold.
Use bleach on raw wood.
This is important to understand because using the wrong treatment product for mold on wood such as bleach can clean the surface but leave the root system intact allowing the mold to grow back.
First use 100 grit to sand the affected areas then smooth the area with either 120 grit or 180 grit sandpaper.
However if the mold is growing beneath the surface of the wood which is usually the case with unfinished wood you might need a strong solution that will penetrate the wood and kill or inhibit the.
Less harsh than chlorine bleach hydrogen peroxide three to 10 percent solution will kill mold and lighten stains while it does have a bleaching effect it works more slowly than chlorine bleach but has no toxic fumes or residue.
To clean moldy wood wipe or scrub the mold from the surface using a sponge cloth or scrubbing brush along with some water and detergent or any other household cleaner.
How to remove mold from wood.
Use soap and water on painted or stained wood.
External mold can do significant damage to exterior surfaces over time eating away at wood stucco and other materials.