The algae may appear brown or green in color and remain damp diminishing the appearance of your home and spreading out over time.
Clean algae off hardie siding.
We have assembled the top 7 tips to cleaning your james hardie siding.
In most cases all you will need is a soft cloth or brush a garden hose and a little mild soap.
Exovations is proud to be a james hardie preferred remodeler along with installing beautiful siding we also want to help you maintain your siding correctly.
But it s important to make the right maintenance moves to ensure you don t accidentally do anything that voids the warranty.
James hardie fiber cement siding requires very little maintenance but like all things it can get a bit dirty over time.
When mildew gains a foothold homeowners often turn to diluted chlorine bleach sodium hypochlorite a k a.
Mildew can resemble dirt at times so when it comes time to clean your siding be sure to inspect the planks panels or shingles.
Luckily it s very easy to clean.
For larger surfaces or for a more significant buildup of dirt and grime this method may be preferable for cleaning your fiber cement siding.
Unlike mold this type of growth is mainly cosmetic and can be removed using minimal force and a few basic materials.
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.
The highly pressurized water could potentially cause some damage to the siding.
How to remove algae from siding 1.
Power washers can be a fast and convenient way to clean your james hardie board siding but you must be careful.
Fiber cement siding is designed to be extremely durable and need replacement less often than other siding materials.
A good cleaner to try first is a mixture of 70 water and 30 white vinegar.
When properly cleaned and cared for james hardie siding should last for 30 50 years.
Do not allow soap or cleaners to dry on the siding.
Your standard household whitener 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.