Filter
Top Products
12
Maximum Length of Exhaust Duct
Maximum length of 100mm diameter duct with 100mm hood.
Number of 90˚
elbows/bends
Rigid
Thick Wall Flexible Metal
(fully extended)
0 19.5m 10.9m
1 16.5m 9.4m
2 13.4m 8.2m
3 10.6m 7.6m
4 8.2m 7.0m
For exhaust systems not covered by the exhaust duct length charts (such as multiple unit hook-
ups, plenums, and power-assist fans), contact our Customer Care Centre as on page 35.
Alternative Installation for Close Clearances
Venting systems come in many varieties. Select the type best for your installation.
A typical close-clearance installation is shown.
Extra long
band–clamp
for dryer
connection
sections separate,
fittings can face
same or opposite
swivel collar
swivel collar
wall connection
telescoping
sections
beveled edges
allow corner
installations
The Maximum length using a 50mm x 150mm duct with two elbows and a 65mm exhaust hood
is 2.4 metres.
Refer to the venting system kit manufacturers instructions.