Preventex-HDW is a durable, self-priming and environmentally sensitive coating providing anti-fungal and antimicrobial protection designed to inhibit the growth of stain and odor-causing mold, mildew and other microorganisms on most surfaces. The product is an environmentally friendly, high-quality interior- and exterior-grade coating designed to arrest mold in all environments. A bright white sprayable mastic, Preventex-HDW is easily applied and inspected in crawl spaces and other hard-to-reach areas. The product contains no VOCs, is free of HAPs, is virtually odorless and can be used on most building materials.