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Duram Multithane Y | Polyurethane Waterproofing Membrane

Duram Multithane Y Polyurethane Waterproofing Membrane

Multithane Y is a high-performance, moisture-curing, single-pack liquid polyurethane membrane. It creates a seamless, tough, and durable Class III elastomeric barrier for long-term waterproofing protection.

Compliance & Standards

  • AS4654.1 2012: Rated for external above-ground use (Exposed areas require Multithane ATC top coat).
  • Green Star: Complies with environmental criteria for sustainable building projects.

Common Applications

Formulated for non-UV exposed applications, Multithane Y is ideal for:

  • Exposed Areas: Roofs, decks, and balconies (when top-coated with Multithane ATC).
  • Tiled & Covered Areas: Retaining walls, planter boxes, podiums, structural slabs, and door flashings.

Key Features & Benefits

  • Class III Certified: Tested to AS 4654.1 standards, meeting National Construction Code requirements.
  • Easy Application: Single pack (no mixing required) with self-leveling properties up to 1.2mm.
  • Eco-Friendly: Low VOC levels compliant with GBCA Green Star rating requirements.
  • High Performance: 100% bonded seamless membrane that stays flexible even at low temperatures.

Technical Downloads

Source: Duram Waterproofing Solutions - Multithane Y Technical Specifications