Romla Model V series – Upblast Fans

Model V upblast fan

Model V series upblast roof fans discharge warm, humid air out of the building at a high velocity.

  • The Model V is a direct drive fan. Prop is mounted directly on the motor shaft.
  • The Model VB is a belt drive fan. Prop is driven by a combination of pulleys and belts.

PRODUCT BENEFITS

  • High-performance propeller for optimal efficiency.
  • Powerful TEFC motor for trouble free operation.
  • Transmission options:
    • Belt drive: More precise speed control and quieter operation. Variable pitch drive available on certain models.
    • Direct drive: No belts to replace or pulleys to adjust.
  • Corrosion resistant polyurethane coating.
  • Dampers prevent rain, snow, and debris entry. Also prevent back drafts.
  • Water drains through a rain runoff trough below the damper shafts.
  • CEC-compliant models available for customers that need to meet California Energy Commission standards.

STANDARD FEATURES

  • Heavy gauge galvanized steel wind band, beaded for additional strength.
  • High performance propeller.
  • Totally Enclosed Fan Cooled (TEFC) motor.
  • Transmission options:
    • Belt drive transmission with oil resistant, non-static type fan belts. Variable pitch (≤ 7.5 HP) adjustable for final system RPM.
    • Direct drive transmission for simplified operation and maximum efficiency.
  • Sturdy, all-welded motor frame.
  • Butterfly steel dampers with magnetic damper latches and water runoff troughs for weather-tight operation.
  • Deep spun venturi panel provides superior strength and higher efficiency.
  • Polyurethane coated exterior.

OPTIONAL FEATURES

  • Roof curbs.
  • Curb adapter.
  • Inner and outer guards.
  • Disconnect switches.
  • Custom finishes.
  • Custom prop sizes, static pressure and CFM outputs may be available upon request.

CERTIFICATION

  • UL listed Power Ventilators
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