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Parchem Construction Supplies

Flamex XT

Flamex XT

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UV resistant, one part sealant for fire and acoustic rated construction.

Fosroc Flamex XT is a high performance fire and acoustic rated elastomeric joint sealant based on Silyl Modified Polymers. Fosroc Flamex XT offers the weathering and adhesion performance of a silicone sealant together with the toughness and the stain-free properties of a polyurethane sealant.


  • External and internal, non-trafficable control joints in concrete, masonry, AAC and brick fire rated construction.
  • Acoustic sealing between most common building materials such as concrete, masonry, AAC, plasterboard, fibre cement, metals, timber and plastics as part of a suitable design.


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