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Non-Impregnated Premium Quality Butyl Tape


The water tank sealant market has found this product to be preferable to other methods of sealing flanges and lap joins on tank construction, due to its ease of use and solvent free formulation.

Independently tested to BS6902 it is suitable for use in potable water applications

  • Assessed, tested and approved by an independent laboratory to BS 6920 & NFRC Class "A" standard.
    WRAS No. 1810552
  • Self wound roll presentation
  • Solventless formulation
  • Instant seal
  • Direct control over quantity of sealant used in the joint
  • Environmentally friendly
  • Ease of use
  • Good adhesion on both faces to most building materials
  • High pumping resistance


TN415 is a preformed high performance polyisobutylene (PIB) based sealing tape available in single strand, multi-lane rolls & tailored extruded profiles. This product has a multitude of applications where joints need to be formed to seal against air and water ingress or water release. The product is cost effective and requires no tools to apply.

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