Duram Multithane 2P-A80 Waterproofing Membrane

Multithane 2P-A80 is a two-part, elastomeric, heavy-duty polyurethane waterproofing membrane designed for various exposed and high-traffic applications. This versatile membrane offers exceptional durability, abrasion resistance, and root resistance, making it a reliable choice for waterproofing a variety of surfaces. It is typically top-coated with Multithane ATC, a UV-stable aliphatic topcoat for enhanced protection and aesthetics.

Key Features

• High flexibility (Class 1 - 58% elongation)
• Low VOC levels, meeting Green Star environmental criteria
• Seamless and fully bonded application
• Puncture and tear resistant
• Abrasion and root resistant
• Suitable for pedestrian and vehicular traffic
• Can be made non-slip
• Resistant to ponded water and chemicals (including chlorine up to 18,000 PPM)
• Tolerates a wide temperature range (-30°C to 120°C)
• AS4654.1:2012 tested and approved

Uses

• Exposed roofs
• Balconies, decks, podiums, terraces, and concrete slabs
• Car park decks and ramps
• Planters and landscape areas
• Plant rooms and washrooms
• Laboratory and kitchen floors
• Sports stadiums
• Walkways, passageways, and pedestrian access areas
• Impact-resistant internal flooring
• Water retaining tanks and structures
• Holding tanks
• Chemical-resistant applications

Benefits

• Provides a long-lasting, durable, and waterproof seal
• Offers excellent protection against wear and tear, punctures, and roots
• Environmentally friendly with low VOC emissions
• Versatile and suitable for various applications, both indoors and outdoors
• Customizable with non-slip additives or topcoats

Application Guide

1. Prepare surfaces by ensuring they are sound, stable, dry, clean, and free of contaminants.
2. Prime surfaces as required with Duram Primeseal MC, Duram Primeseal SP, or Duram Azcoseal/Multiseal.
3. Mix Multithane 2P-A80 components thoroughly according to instructions.
4. Apply the membrane using a notched trowel, roller, or brush at the specified coverage rate.
5. Allow each coat to cure before applying subsequent coats (within 24-48 hours).
6. For exposed applications, apply Multithane ATC topcoat for UV protection and colour stability.

Limitations

• Requires proper mixing of the two components for optimal performance.