Cleaning Hardie Board Siding

It is important to remember what you use to clean your hardie board siding is just as important as how clean it.

Cleaning hardie board siding.

This can make cleaning harder and even potentially cause damage. In most cases this is the best method for cleaning your hardie board siding. 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. Gently clean the siding with the soft brush or wet soft cloth in a side to side motion in the direction of the plank siding.

If cleaning panel direction of the siding is up and down. Always clean and rinse from the top of the siding to the bottom so that grime gets washed away instead of spread around on the siding. Strong mildew cleaners are often in concentrate form so make sure to follow the directions correctly as not to damage your siding or yourself. Luckily it s very easy to clean.

Mix the mildew cleaner with water as recommended on the mildew cleaner instructions. Any areas that have been missed may show up when the siding has dried. Then rinse with the hose. We recommend using outdoor clorox.

Never use a hard or abrasive brush to clean cement fiber siding. Any areas that have been missed may show up when the siding has dried. James hardie recommends using mildew cleaner like jomax mildew check or mold armor. To complete the job you ll need the following items.

Do not push soft brush or wet cloth too hard against product surface. Do not allow the soap and mildew cleaner to dry on the siding continually rinse the area until all of the cleaner has washed off of the siding. A mild biodegradable soap dish soap is a good choice a soft brush or a cloth. James hardie fiber cement siding requires very little maintenance but like all things it can get a bit dirty over time.

In most cases all you will need is a soft cloth or brush a garden hose and a little mild soap. Gently clean the siding with the soft brush or wet soft cloth in a side to side motion in the direction of the plank siding. It s recommended to pull out the garden hose and douse your home siding every 6 12 months. Do not push soft brush or wet cloth too hard against product surface.

Do not allow the soap and mildew cleaner to dry on the siding continually rinse the area until all of the cleaner has washed off of the siding. If cleaning panel direction of the siding is up and down. Don t let soap or cleansers dry on the siding. Be sure to use a soap with no harsh chemicals as these can damage fiber cement siding.

You can achieve that same sparkle on your home s siding by cleaning it once or twice a year. If you have a larger area to clean or extra buildup then power washing may be the way to go. Take your soft brush and use it along the siding to remove the dust or chalk that you want to clean.