HDA Fans, Inc.
Type XF
Axial Flow
Ideal for high volume, low pressure applications such 
as
annealing furnace recirculation. Units can be constructed of various
corrosion resistant alloys, and in high temperature construction to
2000°F. Available in one way and reversible flow types, shrouded or
unshrouded wheels, air or water cooled construction, with various shaft seal
options for low leakage assemblies. Usually supplied as a plug fan
configuration, with plug size and depth to match the installation requirements.