Specification Sheet
Table Of Contents
422
MODEL TDD
DIRECT DRIVE TUBEAXIAL DUCT FAN
OPTIONS/ACCESSORIES
Hanging & Floor Brackets: For base or ceiling mounting. Neoprene and spring isolators are
available.
Mounting Rails: Designed for vertical and horizontal mounting. Rail kits include mounting brackets.
Vertical mounting available by special quote on sizes 34-48”.
Inlet/Outlet Guard: Prevents objects from entering the fan inlet or outlet. Includes companion ange.
Inspection Door: For inspection and blade service/cleaning. Bolted. Not available on sizes 12 and
16.
Companion Flanges: Inlet and/or outlet anges are available for duct connection.
Disconnect Switch: Nonfused safety disconnect available for all motor sizes and enclosures.
Specify prewired if desired. (Wiring not available on explosion proof and two speed motors).
Special Coatings (Epoxy Coating is Standard): For protective and decorative purposes. Available
coatings include: Synthetic Resin and Heresite (air-dried phenolic). Contact your representative or the
factory for more information on available coatings and colors.
MOUNTING CONFIGURATIONS
Note: The 12 & 16 are designed to mount to a supported duct work and do not have all
mounting congurations.
Floor Mount
Hanging Mount
Vertical Rail Floor
Mount
Vertical Rail
Hanging Mount
Vertical mounting
available on
special quote on
sizes 34-48”.