Indventech LLC
Indventech LLC
www.indventech.com
1361 W. Wade Hampton Blvd Ste F-135 Greer, SC 29650
888-864-4344
sales@indventech.com
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Model BRV - Industrial Roof Exhausters - Belt Drive

  • Designed for smoke, heat, and fume removal
  • Utilizes Model B tube axial duct fan
  • Spark-resistant Al prop standard
  • Heavy gauge curb cap continuously welded
  • Removable gravity butterfly damper section for easy prop access
  • Combination weather cover/belt guard
  • Motor components located outside airstream
  • Select options below for more information or request a quote
Model BRV Roof Exhaust Fan
Unit of Measure
Items Model BRV Roof Exhaust Fan
BRV-18-1/3
3000 Cubic Feet Per Minute (ft³/min) Capacity at 1/8 Inch (in) Static Pressure Belt Drive Model BRV Industrial Roof Exhaust Fan 		Model BRV Roof Exhaust Fan
BRV-18-1/2
3500 Cubic Feet Per Minute (ft³/min) Capacity at 1/8 Inch (in) Static Pressure Belt Drive Model BRV Industrial Roof Exhaust Fan 		Model BRV Roof Exhaust Fan
BRV-18-3/4
3985 Cubic Feet Per Minute (ft³/min) Capacity at 1/8 Inch (in) Static Pressure Belt Drive Model BRV Industrial Roof Exhaust Fan 		Model BRV Roof Exhaust Fan
BRV-18-1
4375 Cubic Feet Per Minute (ft³/min) Capacity at 1/8 Inch (in) Static Pressure Belt Drive Model BRV Industrial Roof Exhaust Fan 		Model BRV Roof Exhaust Fan
BRV-18-1 1/2
5060 Cubic Feet Per Minute (ft³/min) Capacity at 1/8 Inch (in) Static Pressure Belt Drive Model BRV Industrial Roof Exhaust Fan
Power N/A 1/3 hp N/A 1/2 hp N/A 3/4 hp N/A 1 hp N/A 1-1/2 hp
Fan Size N/A 18 in
Fan Speed N/A 1725 rpm N/A 1890 rpm N/A 1600 rpm N/A 1725 rpm N/A 1990 rpm
Number of Blades N/A 6
Prop Number N/A CA145 N/A CA145 N/A CA107 N/A CA107 N/A CA107
Free Air N/A 3375 N/A 3850 N/A 4100 N/A 4600 N/A 5350
Capacity at 1/8 Inch (in) Static Pressure N/A 3000 ft³/min N/A 3500 ft³/min N/A 3985 ft³/min N/A 4375 ft³/min N/A 5060 ft³/min
Capacity at 1/4 Inch (in) Static Pressure N/A 2600 ft³/min N/A 3100 ft³/min N/A 3440 ft³/min N/A 4080 ft³/min N/A 4830 ft³/min
Capacity at 3/8 Inch (in) Static Pressure N/A 2000 ft³/min N/A 2500 ft³/min N/A 3050 ft³/min N/A 3600 ft³/min N/A 4550 ft³/min
Capacity at 1/2 Inch (in) Static Pressure N/A 1400 ft³/min N/A 2000 ft³/min N/A 2500 ft³/min N/A 3000 ft³/min N/A 3950 ft³/min
Capacity at 3/4 Inch (in) Static Pressure N/A N/A N/A N/A 2100 ft³/min N/A 3000 ft³/min
Capacity at 1 Inch (in) Static Pressure N/A N/A N/A N/A 1550 ft³/min N/A 2500 ft³/min
Capacity at 1 1/4 Inch (in) Static Pressure N/A
Capacity at 1 1/2 Inch (in) Static Pressure N/A
Applications N/A Used where it is necessary to have the motor removed from the air stream.
Outstanding Features N/A
  • Model B Tube Axial Duct Fans are standard in BRV Models. In applications where excessive heat or moisture is present, Models BHT or BCS Tube Axial Duct Fans may be incorporated into the roof ventilator.
  • Ruggedly constructed with heavy steel base and galvanized damper section. Galvanized motor cover furnished with the roof ventilator.
  • Model BRV Roof Ventilators are also available in stainless steel, aluminum, and hot dipped galvanized construction.
  • Fan drum is continuously welded to curb cap to prevent leakage.
  • Belt tube is completely sealed to protect sheaves and belts from contaminated air.
  • Cast aluminum, steel, and adjustable propellers are available.
  • Damper section bolts to fan for easy removal.
  • Dampers rotate in nylon bearings on a stainless steel axle.
  • Motor is located outside air stream on adjustable motor base.
  • Extended grease tube lines.
  • Damper sections may be purchased separately for existing stacks.
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.