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Roxtec SBTB transit

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Transit with metal frame for an extra level of fire protection.

The Roxtec SBTB is a cable and pipe transit for high levels of fire protection. The metal transit frame is to be welded to the structure. The seal provides easy verification of pressure-tightness after installation through its back-to-back arrangement with an extra set of packing material.

  • Fire rated
  • Gas-tight
  • Watertight
  • Dust-tight
  • Provides built-in spare capacity

Ratings & certificates

Certificates are continuously added, renewed and replaced, please visit regularly to ensure compliance.


  • A-CLASS according to IMO 2010 FTP Code
  • H-CLASS according to IMO 2010 FTP Code+ HC-fire load curve
  • Jet fire according to ISO 22899-1 and OTI 95634


  • Gas: 2.5 bar (catastrophic)
  • Water: 4 bar (catastrophic)



Structure of installation

  • metal.svg

Mounting type

  • welding.svg

Installation instructions

Installation videos


Seals for your industry

Explore the multitude of applications where you can benefit from our solutions.

Sealing component data

Here you find technical information about each specific part of our system.


Rectangular frames

Sealing components

Configure your own transit kit

Select your set of sealing modules