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Fastwrap Ultra-Bond Sill Tape

Fastwrap Ultra-Bond Sill Tape is a flexible flashing tape system for use around framed joinery openings as a secondary weather resistant barrier.

The system is installed into and around the framed joinery opening over the wall underlay and exposed frame to cover both the face and edge of the opening framing. Fastwrap Ultra-Bond Sill Tape is also used at joinery heads to seal flashing up-stands to the wall underlay.

Key Features
  • Butyl based
  • Suitable for use with all synthetic underlays and rigid air barriers
  • Convenient one-step system (split release liner)
  • Suitable for application in temperatures from 5° C
  • Can be applied to wet surfaces
  • Superior adhesion to OSB, plywood, aluminium, vinyl and weather resistive barriers and un-primed concrete
  • Flexible and tear resistant – moulds effectively around corners or over fasteners
  • Self seals around holes made by nails or fasteners
  • Bonds stronger over time
NZ-Owned Business
NZ-Owned Business
Scope of Use

Fastwrap Ultra-Bond Sill Tape has been appraised as a flexible flashing system for use around window and door joinery openings for buildings within the following scope:

  • Constructed with timber framing in accordance with the scope limitations of NZBC Acceptable Solution E2/AS1, Paragraph 1.1; or, constructed with steel framing subject to specific engineering design with building height and floor plan area scope limitations in accordance with NZBC Acceptable Solution E2/AS1; and,
  • with a risk score of 0-20, calculated in accordance with NZBC Acceptable Solution E2/AS1, Table 2; and,
  • with wall cladding systems complying with NZBC Acceptable Solution E2/AS1 or a valid BRANZ Appraisal that specifies a flexible flashing system; and,
  • with flexible wall underlays compatible with the flashing tape and complying with the NZBC; and, situated in NZS 3604 Wind Zones up to, and including, 'Extra High'.
Limitations on Use

Refer to the Appraisal for general requirements.

NZS 3604 Wind Zone Extra High suitable
Extra High Wind Zone
Statement of Building Code Compliance

In the opinion of BRANZ, Fastwrap Ultra-Bond Sill Tape, if designed, used, installed and maintained in accordance with the statements and conditions of Appraisal No. 853 (2014), will meet or contribute to meeting the following provisions of the NZBC:

  • Clause B2 Durability: Performance B2.3.1(b), 15 years and B2.3.2. Fastwrap Ultra-Bond Sill Tape meets these requirements.
  • Clause E2 External Moisture: Performance E2.3.2. Fastwrap Ultra-Bond Sill Tape contributes to meeting this requirement.
  • Clause F2 Hazardous Building Materials: Performance F2.3.1. Fastwrap Ultra-Bond Sill Tape meets this requirement and will not present a health hazard to people.Fastwrap Ultra-Bond Sill Tape has been appraised as an Alternative Solution in terms of New Zealand Building Code compliance.
BRANZ Appraised
BRANZ Appraised
Data Sheet
Independent Appraisal (BRANZ)
Independent Appraisal (BRANZ)
Additional Information

Paul Industries are a supplier of building underlays, roof netting and wire fencing products.

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