Chlorine bleach is quite effective in cleaning all kinds of house exterior siding, concrete, block, as well as stone, but it shall be damaging to plants and lawns. Be sure to cover any type of vulnerable plants with hefty plastic bed linen. How to Remove Mold from Your Home Sodium http://mold-testing-brooklyn82111.blogdun.com/6211807/mold-inspection-and-testing-5-ways-to-prevent-mold-in-the-future