User's Manual

Page 20
8. Flexible Duct
Shallow Roof Space
In shallow roof spaces, do not crush or kink exible ducting, as it will reduce air ow severely. 90 degree curve
PVC or galvanise curve can be used as a substitute for the bend, refer to gure 14.
Figure 14
Figure 15
90 degree curve PVC or
galvanise curve
Important Note
Please do not crush or kink exible ducting, as it will reduce air ow and may cause noise to occur through the
system. Ducting needs to be kept taut at all times.