MOLD ARMOR Duo-Pack of Mold Blocker and Mold & Mildew Killer + Stain Remover help to kill mold and prevent future growth. Mold and Mildew Killer plus Quick Stain Remover kills mold and mildew in one application and kills 99.9% of bacteria in 10 seconds. Not just a typical bathroom cleaner, this mold remover spray works wonders on non-porous surfaces including bathtubs, shower doors, toilet seats, countertops, sinks, sealed grout, vinyl, garbage cans, plastic surfaces, sealed fiberglass, sealed granite, glazed porcelain tile, glazed ceramic tile, laminate, formica and linoleum. Mold Blocker is a powerful spray that prevents mold for up to three months after use. This mold control spray works by creating a waterproof barrier to stop the growth of new mold. Ideal for use on indoor and outdoor surfaces including bathrooms, linens, draperies, fabrics, apparel, carpets, bedding, upholstery and furniture. Keep out of reach of children and follow all directions carefully.