Pyrolex Intumescent Silicone Sealant

Pyrolex Intumescent Silicone Sealant

(Meet BS 476:Part 20:1987 4 Hours Fire Rating)
Pyroplex Fire Rated Silicone Sealant
Pyroplex Fire Rated Silicone Sealant is one-part low modulus, neutral cure, halogen free product. It is suitable for the sealing of construction joints and around pipe penetrations, which have been protected by the recommended Pyroplex intumescent product. It is also ideal for the weathersealing of curtain walling, building facades and expansion joints in fire rated walls.

It is fire up to 4 hours and offers excellent adhesion to many common building substrates. It has outstanding resistance to ozone, UV and temperature extremes and is tack free within two hours.

Pyroplex Fire Rated Silicone Sealant is supplied in: 310ml cartridges

Product features

  • Fire resistance up to 240 minutes.
  • Outstanding resistance to ozone, UV and temperature extremes.
  • Excellent adhesion to many common building substrates.
  • Fast cure (take free in 2 hours)
  • Joint movement accommodation +/-25%
  • Pyroplex Fire Rated Silicone Sealant is fire rated, It is not intumescent.
  • Field of Application

    Pyroplex Fire Rated Silicone Sealant has been designed for use when :
  • Sealing linear gap joint seals.
  • Sealing around metallic pipe or cable penetrations
  • Sealing around plastic pipe or cable penetrations which have been protected with the recommended Pyroplex intumescent product (eg. pipe collar, pipe wrap.)
  • Pyroplex Intumescent Acrylic Sealant

    (Meet BS 476:Part 20:1987 4 Hours Fire Rating)
    Pyroplex Intumescent Acrylic Sealant is a one-part high modulus, halogen free material. The product is primarily designed for use internal application. It is suitable for perimeter pointing around doors, windows, metallic services, and for use in low movement linear joints in walls and floors. Pyroplex Intumescent Acrylic Sealant can provide up to 240 minutes fire resistance in integrity depending on application and backing material required. The material is compatible with common building materials.

    Product features

  • Fire resistance up to 240 minutes.
  • Excellent adhesion with common building materials.
  • Movement capability +/-15%
  • Fully paintable.
  • Cartridges and foil packs are fully recyclable.
  • Available in white. Other colours are available on request.
  • Field of Application

    Pyroplex Intumescent Acrylic Sealant has been specifically designed for :
  • Sealing linear gap joint seals.
  • Sealing around metallic pipe penetrations.
  • Sealing around plastic pipe or cable penetrations which have been protected with the recommended Pyroplex Intumescent product (eg. Pipe collar, pipe wrap.)
  • Our aim is to provide high-quality facade accessories at an affordable price as well as providing "all weather" customer services to our clients.


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