Description

Nuraply 3PM system is a reinforced, double-layer torch-on bituminous waterproofing membrane and consists of a polymer modified bitumen capheet which shall be used with one of the following basesheet options:

• Nuraply 3PB
• Nuraply 3PB-SA
• Nuraply 3PV
• Nuraply 3PV-SA

The Nuraply 3PM double layer torch on membrane system provides a waterproofing system for new and existing roofs, decks, gutters and parapets. It may also be installed on a cold roof with insulation installed below the substrate or as a warm roof with insulation installed above the substrate.

Nuraply 3PM torch-on membrane is suitable only for light maintenance foot traffic.

Scope

1. The Nuraply 3PM system is certified for use with buildings:

• a. located in NZS 3604:2011 Wind Zones, up to and including Extra High.
• b. with the following substrates:
  
  • i. timber substrates: H3.2 treated Timber, H3 treated plywood sheets complying with AS/NZ 2269:2012 and reconstituted wood panels (Strandboard. Timber preservative shall not be LOSP (light organic solvent preservative) or CuN (copper nitrate)
  • ii. Concrete substrates complying with NZS 3101:2006 or NZS 3114:1987
  • iii. Enertherm PIR insulation board (which may be fixed to NPM 900 metal tray decks).

2. Nuraply 3PM system shall:

• a. have a minimum finished fall (excluding gutters) of 1:80.
• b. be installed in accordance with the Nuraply 3PM Roofing Membrane Installation Manual 2022 Edition 1, by a Nuralite
  Waterproofing Ltd approved installer (see www.nuralite.co.nz/applicator to find an approved installer).

3. The Nuraply 3PM system may be installed directly to the substrate or with Enertherm PIR insulation boards between.

4. Ventilation of timber roof spaces shall be specifically designed.