Specification Sheet

199
OPTIONS/ACCESSORIES
Solid State Speed Control: Available with direct drive models. Control is matched to the
motor and blower wheel to allow reduction in performance from full motor speed to 60%
of full speed. CFM is reduced in direct proportion to motor speed reduction. Exhauster
performance can be controlled from the ventilated area.
Motor Operated Damper: Motor operated aluminum damper for positive closure
against backdraft.
Automatic Damper: Automatic aluminum damper for ease in installation and effective
backdraft protection.
Special Coatings: For protective and decorative purposes. Available coatings include: Synthetic
Resin, Epoxy, and Heresite (air-dried phenolic). Contact your representative or the factory for more
information on available coatings and colors.
MODEL CWD
DIRECT DRIVE CENTRIFUGAL SIDEWALL EXHAUSTER