Designed for use in confined spaces that require a powerful air ventilator, the VAF3000A features a forceful 1-hp motor and can deliver both positive and negative airflow at a maximum capacity of 2,796 cfm. The VAF3000A is capable of connecting 125 feet of straight duct and is stackable to save storage or work area space. Purchased and brought in-house by Schaefer Ventilation Equipment in April 2012, the Americ VAF Series of ventilators are designed for industrial applications such as construction, demolition, utility, paper mill, shipyard, power station, manufacturing and more.