To avoid further growth and possible wood rot or in the case of composite decking simply to stave off unsightly surface stains remove mildew at first sight.
Best way to remove mildew from wood siding.
Your standard household whitener.
At 46 inches in.
In about day time a 2000 square foot two story home can be cleaned.
These products are available in hardware paint stores.
It appears to make mildew vanish but on porous surfaces such as wood or vinyl siding chlorine evaporates too quickly to get to the fungi s roots guaranteeing regrowth.
The oxygen bleach comes as a granular powder that mixes with water.
1 3 cup all purpose laundry detergent.
It s also safe for plants that may inadvertently get dripped upon during the cleaning process.
To test if the wood is covered with mildew or just dirt dab the stain with a cotton swab dipped in household chlorine bleach.
Elaine sulpy senior writer updated october 18 2017.
Drench the siding where algae mold and or mildew is present and let solution sit for 20 minutes or so and rinse off with a garden hose.
Mildew is a surface mold that grows in warm damp places like basements laundry rooms and shady porches.
To remove mildew from wood siding hardi plan or stucco use the following solution.
Work down from the roofline taking on one 10 foot square section at a time.
When mildew gains a foothold homeowners often turn to diluted chlorine bleach sodium hypochlorite a k a.
Point your pivotpro hit the trigger and start spraying cleansing water against your dirty wood siding.
It is non toxic to trees and vegetation and will not remove natural color from the siding.
Mildew begins as a gray or white powdery colony and eventually turns black or brown.
Old fashioned treatments for mildew on.
Oxygen bleach removes algae mold and mildew from cedar restoring much of the wood s natural beauty.
You may have to repeat this process a couple of times where areas have more algae mold or mildew.