FFU (Fan Filter
Unit) is the combination of the Fan and Filter, also known as
"filtering equipment of the air blower. Head is usually installed
in the clean room terminal air supply, usually placed in the
hoisting of the "dry" gasket seal on the keel frame. Above the head
part is fan module, the following sections for the filter.
According to the requirements of cleanliness, the filter can
provide different levels of efficiency (HEPA) or super efficient
(ULPA) filter, clean air for clean room. Fan module in addition to
overcome the resistance of the hepa filter head lower, but also
overcome the resistance of the entire circulation wind all
components of the channel, so as to maintain a set of wind speed
operation. Flexible head system had advantages of simple design and
construction, wind speed regulating, clean area is easy to change
wait for a characteristic, therefore has become one of the popular
industrial clean room system.
