Wet a soft cloth and gently wipe away remaining dirt and dust moving with the grain of the siding and working from top to bottom.
Clean algae off hardie siding.
Always test any type of cleaner on a small section of siding to be sure it doesn t stain streak or otherwise damage the siding.
Water stains remove with a mild detergent and water.
Gently wipe away any loose dirt and debris with a soft non metal horsehair or paintbrush.
Don t use a high pressure power washer to get the job done as it turns out a low pressure hose and a soft medium bristle nonmetal brush is the best way to remove dirt and debris from james hardie siding and trim.
1 mix water and white vinegar in equal concentrations in a spray bottle.
It s recommended to pull out the garden hose and douse your home siding every 6 12 months.
Choose a cleaning solution that is appropriate for the type of growth you have on your siding.
2 spray the water stain or stains directly and allow the vinegar to penetrate the scale.
Stains on wood cleanse with mild detergent mixed with water.
In most cases all you will need is a soft cloth or brush a garden hose and a little mild soap.
You can achieve that same sparkle on your home s siding by cleaning it once or twice a year.
Rinse the siding from top to bottom with a.
If this mixture doesn t remove all of the algae try a stronger solution using oxygen bleach.
Test a small area.
Mix your cleaning solution.
38 thoughts on how to clean fiber cement siding.
Luckily it s very easy to clean.
Dip the scrub brush into the solution and test it to see if it is effective at removing the staining.
Clean dust dirt and debris.
James hardie fiber cement siding requires very little maintenance but like all things it can get a bit dirty over time.
A good cleaner to try first is a mixture of 70 water and 30 white vinegar.
If you have a larger area to clean or extra buildup then power washing may be the way to go.
If not the green discoloration may be mold.