3-in-1 Prep™ is an all-in-one, eco-friendly cleaner that will clean, degrease, and etch concrete. Reduce your prep time with this specially formulated all-in-one prep product. Use 3-in-1 Prep™ to improve adhesion and durability of top coats, stains and sealers. It’s environmentally friendly, non-toxic, non-hazardous and safely prepares most concrete surfaces. Use instead of harsh acids to save time and reduce harm to the environment. 3in1PREP will not react with paint, sealers, stain or other decorative concrete coatings. Must be in direct contact with concrete and masonry substrates to effectively react Coverage is approximately 200 square feet (19 square meters) per gallon.* *Coverage rates will vary and are based on surface porosity, concrete texture, temperature, and method of application. Use a NewLook Applicator Brush to install 3in1 PREP.