Profile: Multi-vac manufactures heavy duty, portable, stationary and trailer mounted continuous duty industrial vacuum systems. Our continuous duty industrial vacuum systems are fitted with a positive displacement pump. Our products include stationary industrial vaccum system, intercept hoppers, trailer units, mini series industrial vaccum systems, millennium series industrial vaccum systems and conversion units & upgrades. We handle materials such as abrasives, alumina, asbestos, lead oxide, limestone, sawdust, slurries, vermiculite and wood chips.