Fireban One

    Fireban One is one part, fire rated, intumescent polyurethane joint sealant.

    Key Features

    • Fire rated up to 4 hours
    • Acoustic rated
    • Excellent durability
    • Retains its original properties even after years of weather and UV exposure
    • Non staining

    One Part, Fire Rated, Intumescent Polyurethane Joint Sealant.

    Bostik Fireban One is a fire rated intumescent, low modulus, one component, and Class A polyurethane sealant. When cured it will form a tough, flexible fire rated seal capable of cyclic expansion and compression movement of 50% (±25%) of the original installed joint width.

    Technical Data Sheet

    Related Products

    Seal 'N' Flex 1

    One Component, Class-A Polyurethane Sealant

    View Product


    Multi-purpose acrylic gap sealant and filler

    View Product

    Seal 'N' Flex FC

    One Component, Fast Curing Polyurethane Sealant

    View Product

    back to top