Fan Accessories & Roof Curbs

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  • Back Draft Dampers
  • 5 Amp Speed Controller
  • Model VI Vibration Isolator
  • Cerus Building Automation Motor Starter
  • Roof Curbs, Pipe Portals & Equipment Rails


  • For applications up to 5.0 amps, 115v
  • For use with shaded pole & permanent split capacitor motors.

  • For use with model SP and CSP fans
  • Kits include all hardware necessary to mount one fan, except for the 10-32 threaded rod

Cerus Model BAS-1P
  • Lockable disconnect switch
  • Hand / Off / Auto switch
  • Rated for max 1.0 hp at 115v/1ph to 230v/1ph
  • Receives control input signal to activate the motor
  • Sends control output for proof of run & fault
  • Adjustable motor overload, 1-16 amps, class 10
  • NEMA 1 enclosure, fits on standard handy box

  • 12" Roof Curb
  • 2" Flange
  • Wood Nailer
  • Flat

Shown at left is a complete pipe portal with roof curb including the following parts:
  • Part # 6240 - N28 Portal with Curb Cover
  • Part # 6250 - 12" Roof Curb

  • Heavy gauge, welded galvanized steel
  • Top rain cap covers wood nailer
  • 45 Degree canted base is top dimension + 8"