Rugged Roof Ventilator

Nov. 20, 2018
Continental's roof ventilator provides a low silhouette weatherproof closure for vertical air discharge.

UDVL Upblast Roof Ventilators provide aerodynamically efficient performance and a low silhouette design. These rugged, high quality ventilators are constructed with a heavy duty welded steel base, galvanized butterfly damper section, and a spark resistant cast aluminum airfoil axial impeller. The UDVL direct drive low silhouette upblast roof ventilator requires no belts or pulleys, and is ideal where little or no maintenance is required. This aerodynamically efficient fan is available in diameters from 18 through 60 in., with capacities ranging to 54,000 cfm.



  • Low silhouette weatherproof closure for vertical air discharge
  • Simple maintenance – no belts or pulleys
  • Spark resistant, cast aluminum airfoil axial impeller
  • Factory set adjustable pitch blades
  • Aerodynamically efficient performance
  • TEFC industrial duty motor
  • Weather-tight steel curb panel
  • Heavy duty welded steel construction
  • Air dried enamel paint finish
  • Rugged galvanized damper section with butterfly damper blades
  • Damper rods turn in nylon bearings and require no lubrication