The Continental Fan AXC model offers ventilation solutions for residential, light commercial and industrial applications. It can be used for bathroom exhaust, range hood exhaust and duct boosting (residential) along with light dust, fumes, and general ventilation (commercial). Sizes vary from four to 14" with airflows from 106 cfm to 1400 cfm. A shielded ball bearing motor in a rugged galvanized housing results in a maintenance-free fan.