PB Backward Inclined DWDI are backward inclined flat blade double width double inlet centrifugal blowers.
PB Backward Inclined DWDI fans are suitable for clean air, general HVAC applications.
PB Backward Inclined DWDI wheel diameters: 12.25" to 73"
PB Backward Inclined DWDI volumes: 1,300 to 275,000 CFM
PB Backward Inclined DWDI pressure: 0.5" to 20" w.g.
PB Backward Inclined DWDI temperature: Up to 140 degrees F