Emergency duct order - Master Displays A customer urgently needed to complete the installation of a dust collector system that had arrived without ductwork — just as they were falling behind on their production schedule. While they had a clear understanding of the airflow needs, they required quick support designing... Emergency duct order - Master Displays A customer urgently needed to complete the installation of a dust collector system that had arrived without ductwork — just as they were falling behind on their production schedule. While they had a clear understanding of the airflow needs, they required quick support designing...