Technical support: 08 9302 4140 Supplied by Radiant Australia Installation manual (PDF)

About Thermasheet

Thermasheet™ is a high-performance waterproof construction board engineered for modern building applications that need strength, insulation and complete moisture resistance. Similar to internationally recognised systems such as wedi® and Marmox®, Thermasheet provides a lightweight yet rigid substrate for tiling, microcement, rendered finishes and decorative coatings across residential and commercial environments.

Manufactured with a high-density XPS core and reinforced cementitious coating, Thermasheet combines thermal insulation, dimensional stability and exceptional workability in one versatile panel system.

prod board

Key benefits

  • 100% waterproof core
  • Lightweight and easy to handle
  • High compressive strength
  • Excellent thermal insulation properties
  • Fast cutting and installation
  • Suitable for curved and custom shapes
  • Compatible with tiles, stone, render and microcement
  • Resistant to mould and moisture damage
  • Ideal for interior and exterior use

A modern alternative to traditional materials

Thermasheet replaces the need for heavy masonry, fibre cement and conventional wet-area substrates in many applications. It significantly reduces installation time while delivering superior waterproofing and design flexibility for contemporary architectural projects.

Thermasheet is supplied by Radiant Australia Pty Ltd, Wangara WA.