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Model AM - Industrial Roof Exhauster - Direct Drive

  • Designed for general ventilation and smoke removal where lower cost and less maintenance are a priority
  • Spun venturi steel curb cap for efficient air flow
  • Spark-resistant Al prop available for hazardous locations
  • Removable gravity butterfly damper section for easy prop access
  • Available in 304 or 316 SS construction
  • Select options below for more information or request a quote
Model AM
Unit of Measure
Items Model AM
AML-18-1/4
2263 Cubic Feet Per Minute (ft³/min) Capacity at 1/8 Inch (in) Static Pressure Direct Drive Model AM Roof Exhaust Fan
Model AM
AM-18-1/3
3000 Cubic Feet Per Minute (ft³/min) Capacity at 1/8 Inch (in) Static Pressure Direct Drive Model AM Roof Exhaust Fan
Model AM
AM-18-1/2
3938 Cubic Feet Per Minute (ft³/min) Capacity at 1/8 Inch (in) Static Pressure Direct Drive Model AM Roof Exhaust Fan
Model AM
AM-18-1
4375 Cubic Feet Per Minute (ft³/min) Capacity at 1/8 Inch (in) Static Pressure Direct Drive Model AM Roof Exhaust Fan
Model AM
AM-24-1/4
4200 Cubic Feet Per Minute (ft³/min) Capacity at 1/8 Inch (in) Static Pressure Direct Drive Model AM Roof Exhaust Fan
Power N/A 1/4 hp N/A 1/3 hp N/A 1/2 hp N/A 1 hp N/A 1/4 hp
Prop Number N/A S18-11 N/A CA106 N/A MS-18-9 N/A CA107 N/A C130
Fan Speed N/A 1140 rpm N/A 1725 rpm N/A 1725 rpm N/A 1725 rpm N/A 1725 rpm
Number of Blades N/A 4 N/A 6 N/A 6 N/A 6 N/A 2
Fan Diameter N/A 18 in N/A 18 in N/A 18 in N/A 18 in N/A 24 in
Free Air N/A 2570 N/A 3375 N/A 4133 N/A 4600 N/A 5200
Capacity at 1/8 Inch (in) Static Pressure N/A 2263 ft³/min N/A 3000 ft³/min N/A 3938 ft³/min N/A 4375 ft³/min N/A 4200 ft³/min
Capacity at 1/4 Inch (in) Static Pressure N/A 1673 ft³/min N/A 2600 ft³/min N/A 3724 ft³/min N/A 4080 ft³/min N/A 2820 ft³/min
Capacity at 3/8 Inch (in) Static Pressure N/A 1136 ft³/min N/A 2000 ft³/min N/A 3455 ft³/min N/A 3600 ft³/min N/A 1050 ft³/min
Capacity at 1/2 Inch (in) Static Pressure N/A 854 ft³/min N/A 1400 ft³/min N/A 3132 ft³/min N/A 3000 ft³/min N/A
Capacity at 3/4 Inch (in) Static Pressure N/A 384 ft³/min N/A N/A 1939 ft³/min N/A 2100 ft³/min N/A
Capacity at 1 Inch (in) Static Pressure N/A N/A N/A N/A 1550 ft³/min N/A
Capacity at 1 1/4 Inch (in) Static Pressure N/A
Outstanding Features N/A
  • Ruggedly constructed steel base including rolled venturi section standard. Galvanized damper section.
  • Cast aluminum propellers on most models. See fan performance chart for those using steel propellers.
  • Only industrial quality motors are used. Available in TEFC & Explosion Proof.
Accessories and Options N/A
  • Protective Coatings - Epoxy or Eisenheiss provide good protection against corrosive agents. Hot dip galvanize also available.
  • Prefabricated Curbs - For flat, sloping, or apex roofs. Minimum 8" curb height.
  • Disconnect Switch.
Note N/A Type X and S propellers are Steel.

Type CA propellers are Cast Aluminum.