I'm Edie Kello, the product marketing manager for Fiber Composites. To clean mold, many commercial products are available. Cleaners containing sodium hypochlorite (bleach) can be an effective short term solution. Cleaners containing sodium percarbonate have proven successful at keeping mold at bay and are environmentally-friendly. Be sure to follow the manufacturer’s instructions. Eco-friendly cleaners include, but are not limited to:
• Corte Clean, http://www.corteclean.com/
• ConcrobiumXT Eco-Wash and Mold Defense, http://www.concrobium.com/newProducts.php