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Model 1900B - Industrial Roof Ventilator - Belt Drive

  • Intake or exhaust of general ventilation with reversable prop
  • Belt driven standard, direct drive available
  • Heavy gauge curb cap continuously welded
  • Rugged fabricated Seel prop standard
  • Spark-resistant Al prop available for hazardous locations
  • Easily opened fabricated Al weather hood with removable birdscreen
  • Select options below for more information or request a quote
Unit of Measure

Specifications

Power

N/A 1/2 hp

Capacity at 0 Inch (in) Static Pressure

N/A 9352 ft³/min

Capacity at 1/8 Inch (in) Static Pressure

N/A 4957 ft³/min

Capacity at 1/4 Inch (in) Static Pressure

N/A 3050 ft³/min

Capacity at 3/8 Inch (in) Static Pressure

N/A 1642 ft³/min

Performance Data

Prop Number

N/A S42

Fan Speed

N/A 390 rpm

Number of Blades

N/A 4

Fan Diameter

N/A 42 in

Outstanding Features

Outstanding Features

N/A
  • Standard construction. May be used for exhaust or supply. Special units can be manufactured for exhaust and supply.
  • Heavy industrial construction steel base with aluminum hood. 1900 Series roof exhausters incorporate standard fans. Steel base is coated with cold galvanizing compound as standard.
  • Quiet operation.
  • Birdscreen included.
  • Self aligning pillow block bearings with locking collars.
  • Industrial quality motors - 1900 roof exhauster units are completely assembled and tested at factory before shipping.
  • Steel propellers standard. Cast aluminum propellers available.

Accessories and Options

Accessories and Options

N/A
  • Filters (consult regarding filter type and dimensional changes)
  • Variable pitch pulleys
  • Coatings - Epoxy, Eisenheiss, and Hot Dip Galvanized available
  • Disconnect Switch
  • Roof Curbs - With or without back draft dampers for flat, sloping, or apex roofs
  • Dampers - Gravity, counterbalanced, and motor operated