The fan also has nonstall airflow properties and nonoverloading absorbed power characteristics. It is rated for medium pressure and is available in nine sizes that can produce airflows to 20,000 cfm. The fans use standard NEMA motors so they can be connected to independent control systems.

Continental Fan Mfg. Inc.,
203 Eggert Rd., Buffalo, NY 14215,
(800) 779-4021, www.continentalfan.com