Model H – Hooded Roof Fan

Model H Direct-Drive Hooded Roof Fans are intended for the general ventilation, supply of factories and warehouses. These fans can be utilized for supply or exhaust and are ideal for providing spot ventilation in specific problem areas.

The Model H is a the Direct-Drive motor option. For a Belt Drive version, see the Model HB.

Standard Features

• Sizes: 24” – 60”
• CFM Range: 5,320 – 42,656
• Drive: Direct
• Propeller: High performance statically and dynamically balanced
• Housing: Heavy gauge galvanized steel with vertical, interlocking welded seams
• Material: Deep Spun Venturi for high efficiency
• Fan Base: All welded fan base.
• Motor: Heavy-Duty Motor
• Drive: Variable Pitch to 7-1/2 HP
• Belts: Belts sized for 165% of driven HP, oil resistant non-static type
• Pillow Block Bearings: Self-aligning, for a minimum (L50) life > 200,000 hours at maximum operating speeds.
• Hood: Hinged to provide easy access to motors, belts, pulleys, and propellers.
• Angle Drive Frame: Bolted base assembly provides firm base and accurately aligns power assembly.

Optional Features

• Dampers:
  • Model RBD gravity dampers
  • Motorized
  • Model RVC heavy-duty backdraft dampers
• Testing: UL-705
• Safety guards
• Coatings
  • Color-to-match enamels
  • Epoxies
  • Urethanes
  • Urethane powder coating
• Disconnect switches
  • NEMA 1 – indoor general purpose,
  • NEMA 3r – exterior mount, rain-tight
  • NEMA 4 – water-tight and dust-tight.
• Extended lubrication lines –
• Hood Insulation – 1/2” or 1-1/2” thick
• High wind tie-down points