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Connection rail

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Connection rail

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Metal connecting rail for the BKI fire protection duct, for connecting shortened duct parts with other parts of the fire protection duct without bending at the end of the fitting.

Application area:

The fire protection duct BKI is suitable for cables, flammable pipes and non-flammable pipes with flammable synthetic rubber insulation. The duct can be guided through fire-resistant solid and light dividing walls and even act as a cable platform. It is specially designed for installation in escape and rescue routes.


Please observe the respective proof of use before installation and fit according to specifications!

The total permissible weight with direct placement of cables and pipes is 34 kg/m.

Special designs also available via special order:
Two-sided, three-sided, four-sided, round duct and stainless steel duct, surfaces in other RAL colours


The innovative intumescent inside the duct expands in the event of a fire and actively stops the fire from spreading
Low space requirement thanks to much thinner wall thickness compared to conventional ducts
Fast and easy application thanks to pluggable and self-sealing components
Easy installation including directly on ceilings and walls
Dust-free and clean assembly
Quick and easy retrofitting possible
Retains its shape and is easy to access and maintain
Low tare weight