SPEC MIX® is your national source for high quality, factory produced cementitious products for the construction industry. With 57 licensed manufacturers located in major markets across the U.S., and Canada, the SPEC MIX team utilizes computerized batching equipment and the finest materials to ensure total quality control throughout your project. We also offer various patented silo systems to maximize a contractor's proficiency and safety rating. Our purpose is to keep your crew going, moving and working.