Do a visual inspection regularly to look for red black green or brown spots that signal mold and mildew growth.
Mold on cement board siding.
James hardie recommends using mildew cleaner like jomax mildew check or mold armor.
In most cases all you will need is a soft cloth or brush a garden hose and a little mild soap.
Mix the mildew cleaner with water as recommended on the mildew cleaner instructions.
It is critical that all installation steps are very carefully followed by a professional to ensure all penetrations and gaps are properly treated with the appropriate paint or caulk to protect the panels from moisture infiltration.
Instead continually rinse the area until all of the soap has washed off of the siding.
Mold and mildew can stain your siding cause wood to rot and impact allergies or make occupants sick.
Almost every home will at some point be targeted by mold and mildew especially if you live in a warm climate with high humidity or your house is in an area with a lot of shade.
If you find mold and mildew on your cement fiber siding do not blame yourself.
Mildew can resemble dirt at times so when it comes time to clean your siding be sure to inspect the planks panels or shingles.
Houses today use different siding materials including vinyl wood aluminum brick and stucco.
If you find that algae mold and mildew are recurring problems you might want to try tackling them by lowering the ph of your siding using substances like bleach ammonia baking soda or salt.
You can typically find this at a home improvement store.
It is resistant to mold mildew and fading.
When mildew gains a foothold homeowners often turn to diluted chlorine bleach sodium hypochlorite a k a.
Do not allow soap or cleaners to dry on the siding.
Visit your local home improvement store and purchase a fiber cement siding safe mildew cleaner.
James hardie fiber cement siding requires very little maintenance but like all things it can get a bit dirty over time.
And unfortunately if you have one you ll no doubt have the other.
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.
Mix with water and use a pump spray to apply it to your fiber cement siding rinsing when done.
When you remove the mold and mildew from your siding you protect your home s market value and your family inside.
Luckily it s very easy to clean.
Absorptive claddings like fiber cement can hold moisture leading to panel damage rot and even mold problems.