OBO Bettermann PYROLINE Rapid Mounting Instructions page 39

Mounting on a support system
Risk of lack of tightness of the duct routing with sloping mounting!
Ensure that the duct is always routed horizontally (except with a height
ATTENTION
change with the appropriate fittings such as external/internal corner or
vertical bends). Only this will guarantee secure screwing to support pro-
files/lock plates as well as the smoke-tight ending with duct connectors or
fittings.
Fig 42: Ensure horizontal routing
To compensate for height differences in routes, use vertical bends, exter-
nal or internal corners (see section „6.3 Mounting fittings").
Mounting instructions PYROLINE Rapid fire protection duct EN | 39
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