1
Install the flexible connection USE on the outlet. Use
guide rails to attach the flexible connections to the duct.
Guide rails are not supplied by Systemair.
Flexible connection USE is available as an accessory.
2
Install a circular duct on the inlet using flexible connec-
tion ISE. Fasten the flexible connection ISE to the fan
casing using self-drilling screws.
Self-drilling screws are not supplied by Systemair.
Flexible connection ISE is available as an accessory.
3
If you install the product near a duct bend, do these
steps to prevent vibrations, unwanted noise and de-
creased air pressure:
a.
Measure the distance (A) between the product and
the duct bend.
b.
Make sure that the distance (A) is a minimum of 2.5
x the diameter (B) of the duct system. For circular
ducts, (B) is the nominal diameter. For rectangular
ducts, (B) is the hydraulic diameter.
A
A
B
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