RMR-86 is the revolutionary new mold stain remover that is cutting labor time and costs in half for contractors across the country. Your work is now done in seconds. Simply spray it on with a standard sprayer on any hard surfaces and watch, the mold stains are gone within 15-seconds. Simple and quick. It's our powerful bleach-based patent pending formula. No more time consuming sanding and scrub brushing. We recommend using last RMR Botanical Cleaner to treat all surfaces after RMR-86 has been applied. It's an excellent odor neutralizer treatment and masking agent to remove any leftover odor from RMR-86. RMR-86 should be stored in a cool, ground level, dark area away from carpet, upholstery, metal, flooring, etc., that may be damaged if leakage occurs after the fact. Please inspect all contents of packages upon delivery to ensure that they were not damaged during shipping.