Masti-Solv Plus® is our most popular mastic removal product. This unique blend of aliphatic hydrocarbons combines excellent solvency for enhanced productivity and low odor to minimize worker or occupant complaints, all at a very economical price. Masti-Solv Plus outperforms leading competitive brands on both black (asphalt) and white (acrylic) mastics; yet unlike many of these products, it contains no hazardous aromatic hydrocarbons and is classified by EPA as RCRA non-hazardous for disposal purposes.