Wood bleach actually.
Chlorine bleach on wood.
We often hear chlorine bleach is bad for wood and will destroy the wood.
Common household laundry bleach sodium hypochlorite will kill mildew on your deck and outdoor.
Two part a b peroxide based bleaches refer to sodium hydroxide caustic soda and hydrogen peroxide.
Wash off wood surface with lots of water with a bit of baking soda to neutralize the acid.
A lot of deck brighteners have oxalic acid in them.
This will remove most dye stains caused by juice blood or coffee spills.
This is because the chlorine in bleach can t penetrate wood so only the water portion of the bleach gets absorbed.
Common laundry bleach or chlorine will effectively remove stain or dye color from wood but will not affect the wood s.
If this solution is used it should be further diluted down to adjust the solution used for wood surfaces like decks wood siding fences etc.
Chlorine bleach is almost as strong but it is more likely to preserve the wood s color and is best for removing dyes and problem stains.
While there is some truth to this comment it is very misleading.
Note that bleach should not be used to kill mold found on wood.
Two part a b wood bleach.
The next to try is a chlorine bleach.
Do know your bleaches.
If you re interested in generally cleaning your wood or using bleach on hardwood floors to remove dark stains from tannins and iron stains from metal fasteners and you want to leave the natural color unchanged use oxalic acid.
While bleach is very effective for killing mold on non porous surfaces it doesn t work well when it comes to wood.
Bleaching wood subtract color to add life.