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Equus Soprema Soprasun Plus Roof & Deck Membrane
Description

The Equus Soprema Soprasun Plus roofing system is a two-layer, torch-applied waterproofing membrane system designed for use on exposed flat roofs. The system is designed to meet the requirements and environmental challenges of the New Zealand climate, while still providing an economical waterproofing solution.

SOPRASUN PLUS roofing offers a UV resistant, modified bitumen membrane (APP) finished with coloured slates, providing protection against the demanding local weather conditions, and an attractive grey finish. The modified bitumen membrane also retains a high softening point, which allows for a more forgiving membrane during installation in hot conditions.

With a standard base sheet and cap sheet suitable for the New Zealand climate, Soprasun Plus can be used on a range of substrates to form a standard cold roof system in any area across the country.

Key Features
  • CodeMark Certified and BRANZ Appraised
  • Economical solution for climates across New Zealand
  • Installation in hot conditions made easier due to high softening point
  • Attractive grey finish
  • Also available as an Equus warm roof system — see Equus Soprema Sopratherm

Equus Soprema Technical Support

  • Project specific specifications and details
  • On-site quality assurance
  • Nationwide network of Certified Applicators
  • Warranties available
  • Condensation risk analysis for warm roof systems
  • Wind uplift study for warm roof system
Scope of Use

Soprasun Plus is specifically designed for roofs, decks & balconies. It is suitable for new builds and refurbishments, residential and commercial construction, in any location and wind zone in New Zealand.

Soprema Soprasun Plus Roofing Membrane Systems have been appraised as roof and deck waterproofing membranes on buildings within the following scope:

    • the scope limitations of NZBC Acceptable Solution E2/AS1, Paragraph 1.1; or,
    • the scope limitations of NZBC Acceptable Solution E2/AS1, Paragraph 1.1 with regard to building height and floor plan area when subject to specific structural design; and,
    • situated in NZS 3604 Wind Zones up to, and including, Extra High.

Approved for substrate with finished falls of:

  • Roofs: Minimum 1:80 (0.7°)
  • Decks:iMinimum 1:80 (0.7°)
  • Gutters: Minimum 1:100 (1%)

See BRANZ Appraisal 819 and CodeMark for full information.

Limitations on Use
  • The design and construction of the substrate and movement and control joints is specific to each building, and are therefore the responsibility of the building designer and building contractor and is outside the scope of the BRANZ Appraisal.
  • In areas of regular foot traffic, higher than for normal maintenance traffic, the membrane must be overlaid with Fixplus pedestals and pavers or decking, Kraitec Step walkway tiles or other approved protection.
  • The product must be installed by a Certified Equus Applicator

See BRANZ Appraisal 819 for full information.

Statement of Building Code Compliance

In the opinion of BRANZ, Soprema Roofing Membrane Systems, if designed, used, installed and maintained in accordance with the statements and conditions of Appraisal 819, will meet the following provisions of the NZBC:

  • Clause B2 DURABILITY: Performance B2.3.1 (b) 15 years.
  • Clause E2 EXTERNAL MOISTURE: Performance E2.3.1 and E2.3.2.
  • Clause F2 HAZARDOUS BUILDING MATERIALS: Performance F2.3.1.

See BRANZ Appraisal 819 for full information.

Other Performance Attributes
  • Warranty 20 years with the correct specification and installed by an Equus Certified Applicator
BRANZ Appraised
BRANZ Appraised
CodeMark
CodeMark
Documents
Product Statement: Equus Soprema Soprasun Plus Roof & Deck Membrane

2025

Equus Document Library
BRANZ Appraisal: 819

No 819 [2019] amended 2022

CodeMark Certificate: Soprema Waterproofing Membrane Systems

CMNZ70151 2023

Equus Industries Ltd provide technical waterproofing, tanking, coating and flooring solutions for architects, engineers, property managers and contractors in the building industry.

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