Sika® - Blackseal - 1 (Bitumen Based Joint Sealant)

Sika® - Blackseal - 1 (Bitumen Based Joint Sealant)

CODE: 73387

A Bitumen based single-component joint sealant


  • Sealing joints around chimneys, skylights, etc
  • Sealing of cracks and holes in bitumen felt roofs, and in bitumen roofing and tanking membranes
  • Repairs to roofs and gutters

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  • Bonds to many substrates such as concrete, masonry, wood, metal, bitumen coatings, polymer bitumen roofing felts, etc
  • Does not require a primer
  • Ready to use, easy to handle
  • Can be applied on damp non-porous substrates

Download the Technical Data Sheet

Download the Material Safety Data Sheet