Before you decide to disrupt specified places or open partitions, seal from the affected area with plastic sheeting and duct tape to circumvent spores from spreading. Use a HEPA air purifier to filter airborne spores. And And lastly, ventilate! Open windows and use enthusiasts to direct air outside the house. https://mold-remoal86058.blogs100.com/34101229/the-2-minute-rule-for-black-mld-removal