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Butyl Lap Tape

Double-Sided Waterproof Sealing Tape for Roofing & Construction

  • Waterproof and airtight
  • No tools required — press and stick application
Butyl Lap Tapes for roofing cladding sealing New Zealand

Product Overview

Butyl Lap Tape is a double-sided butyl-based sealing tape designed to form a watertight seal between overlapping materials in roofing and construction applications. It is widely used between framing and cladding systems to prevent moisture ingress, air leakage and water penetration.

The tape maintains long-term flexibility, allowing it to accommodate minor movement while delivering reliable sealing performance. It is waterproof, non-toxic, cost-effective, and requires no heat or specialist tools, making it ideal for fast on-site installation.

Waterproof seal against moisture and air ingress. Sticks to both faces instantly on contact. Good adhesion to most building substrates without primer. Solvent free and non-toxic. No tools required. Conforms well to uneven surfaces. Works across a wide temperature range.

Find out how you can get Butyl Lap Tape in Private Label

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Recommended Uses

  • Sealing between roof framing and roof claddings
  • Lap joints in metal roofing and cladding systems
  • Around skylights, rooflights and roof penetrations
  • Window and door frame installation
  • Glazing and curtain wall assemblies
  • Prefabricated panel joints
  • Anywhere a preformed waterproof strip is needed instead of a wet sealant

Advantages​

  • Double-sided butyl adhesive for strong bonding
  • Waterproof and airtight seal on contact
  • Flexible and durable over time
  • Cold-applied – no heat or flame required
  • Easy peel-and-stick installation
  • Non-toxic and solvent-free
  • Suitable for internal and external use
  • Cost-effective for large-scale projects

Butyl Lap Tape Packing​

4mm x 6mm x 12mm

Color: Grey | White

Media & Downloads​

Frequently Asked Questions about Butyl Lap Tape

What is Butyl Lap Tape used for?

It is used to seal overlaps and joints in roofing, façade and construction applications to prevent water and air ingress.

Is it suitable for external exposure?

Yes, it is fully waterproof and suitable for exposed environments when applied correctly.

Does it need heat or tools?

No. It is cold-applied and bonds instantly with pressure.

Can it accommodate movement?

Yes. The butyl compound remains flexible, allowing minor movement without failure.

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