The Recirculating Propeller Roof Fans include direct driven fans with and without filters. These fans have cast aluminum blades and are available with optional control centers. Suitable for clean air applications, such as factories and warehouses.
Models ESRMD/ERD
The ESRMD, also called the Four Way fan, offers the flexibility
to meet changing needs brought on by production processes or seasonal
shifts by exhausting, supplying, recirculating or mixing air as
required. Performance is equivalent in all four modes of operation.
Capacities range from 2,800 to 42,700 cfm and up to 0.375 in. wg.