Central vacuum cleaning systems are designed to support multiple operators who require vacuum cleaning or vacuum pickup on demand. These systems maintain vacuum while the airflow changes, depending on the number of users operating it. To the operator, this means performance doesn’t change as the number of operators change. Dynavac® will customize your central vacuum system for your site conditions and requirements. Our R & D engineers will work with you to design the optimal system, which provides a safe working environment for your employees and adequately collects the material in question. Every proposal is provided with detailed drawing of the completed vacuum system layout. Read more...http://www.dynavac.in/centralized-vacuum-cleaners-three-phase/