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Tectyl 5660W FR - Fire resistance underbody coating

Tectyl 5660W FR is a non-volatile, waterborne, thixotropic corrosion preventative compound.


Tectyl 5660W FR - Fire resistance underbody coating

Tectyl 566oW FR is a water based, fire and abrasion resistant underbody coating designed for buses, truck cabins, trains and trams. 

Tectyl 5660W FR cures to a dark-grey, tough, resilient film.


  • Suitable for buses, truck cabins, trains and trams.
  • The coating can be used on different substrates such as metal chassis, wooden underside of a camper, caravan or trailer


  • Fire resistance
  • Non volatile
  • Thixotropic
  • Quick drying
  • Superior protection
  • Corrosion protection
    For pack sizes, please see Additional Information. 

Surface Preparation

To achieve maximum performance, you must ensure surfaces are clean, dry and free of rust and oil.

Regulations / Approvals

  • Meets HL2/R7 of the EN45545 rail regulation

This product is part of the Tectyl range. Tectyl is known for its innovative solutions, service and expertise in industrial applications. Recognised as a trusted global brand in rust protection for more than 80 years. 


To request any type of technical sheet or safety sheet.