The duct mounted fans shall be of the in-line centrifugal
ECOtronic PowerLine Series as designed and manufactured by
Fantech Pty Ltd and be of the model numbers shown on the
schedule/drawings.
They shall include galvanised steel housings with 35mm TDF
profile flange connections.
They shall be driven by a EC shaft motor with integrated speed
controller and motor overload protection. The direct drive
centrifugal impellers will be made from aluminium.
All models shall be fully tested as a complete assembled unit to
ISO5801: 2007 for air flow and BS848:Part 2, 1985 for noise