Description

ProctorPassive Wraptite SA is wall wrap and roof underlay.

ProctorPassive Wraptite SA is a self-adhering vapour permeable membrane and water and air barrier and is coloured red (top layer) and supplied in rolls 1.5 m x 50 m.

Scope

1. ProctorPassive Wraptite SA is certified for use with buildings:

• a) designed and constructed to:
  
  • i. NZS3604 and located in wind zones up to and including Extra High (as defined in NZS3604) or
  • ii. NZS3603 and AS/NZS 1170 with a maximum wind design pressure (ULS) limited by the capacity of the substrate to which ProctorPassive Wraptite SA is applied, and
• b) with the following claddings:
  
  • i. absorbent or non-absorbent wall claddings directly fixed or installed over a nominal 20 mm or more drained cavity, and
  • ii. masonry veneer in accordance with NZBC Acceptable Solution E2/AS1, and
  • iii. masonry or metal roof tiles, slates and profiled metal roofing, including in warm non-ventilated roof systems, and
• c) located in any exposure zone except microclimates (as defined in NZS3604), and
• d) applied to the following substrates: plywood, fibre cement sheet, exterior grade gypsum, timber, OSB board, aluminium (mill finish, painted or powder-coated), steel sheet (including stainless, galvanised or pre-painted), concrete, smooth dense EPS and XPS board, and rigid vinyl.

2. ProctorPassive Wraptite SA shall:

• a) be installed in accordance with the ProctorPassive Wraptite User GuideAus/NZ March 2021, or ProctorPassive Wraptite Installation, Detailing & Compliance for High Rise Applications September 2019, as applicable, and
• b) not be exposed to the weather or direct sunlight for more than 200 days (for walls) or 100 days (for roofs) during construction.

3. Contribution to compliance with Building Code clause H1.3.1(b) is conditional on the element incorporating ProctorPassive Wraptite SA being part of the thermal envelope of the building.