The PennBarry DX06B is a Domex Standard Duty Belt Drive Centrifugal Roof Exhauster. This model has static pressure up to 1.5 in. wg. and flow capacity up to 4,561 CFM. PennBarry Domex Direct Drive and Belt Drive Centrifugal Roof Fans are exhausters to clean air ideally for places like bathrooms, garages, general kitchen areas, offices, churches, dormitories, factories, and large warehouses. They can be mounted on the roof in low to medium-pressure applications. Also, these exhaust fans are designed with aluminum housing to withstand any type of weather and quiet operation. DX06B Belt Drive Replacement Parts Model No. Description 18176-9 Wheel 18900-0 Ground & Polished Shaft 36165-0 Cast Bearings 63821-0 Motor Specifications: Manufacturer: PennBarryManufacturer Part Number: DX06BProduct Type: Roof-Mounted FanDimensions: 24.5" x 24.0" x 22.0"Weight: 66.68 lb. Tech Sheet