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NZBC Compliance

NZBC Clause B2: Durability. Meets the requirement of NZBC B2.3.  b) 15years

NZBC Clause E2: External Moisture. Contributes to meeting these requirements

NZBC Clause F2: Hazardous Building materials. Meets this requirement and will not be a health hazard to people

Alternative Solution to NZBC E2

A critical component of any wall underlay system. DuPont™ Tyvek® Contractor Tape is engineered to chemically bond with DuPont™ Tyvek® weather barriers to create a continuous seal at all seams against air and water penetration.

DuPont™ Tyvek® Contractor Tape is available in roll size: 48mm x 50m

Features and Benefits:

  • Backed by DuPont, a 212 year old company
  • Excellent air and water resistance and not susceptible to abrasion or delamination during the construction process
  • Can be installed in all wind zones including extra high
  • Fire resistant (however must be separated from fireplaces, heating appliances, flue and chimneys in accordance with NZ Building Code)
  • UV resistant for up to 120 days
  • Resistant to surfactants meaning it is suitable for use behind Cedar (endorsed by the Western Red Cedar Association) and suitable for use with LOSP treated timber (conditional upon the solvent in LOSP treated timber having had sufficient time to evaporate-typically 1 week)