Composite Decking Timber is part of Greenhill Timbers, a Melbourne name trusted by builders, landscapers, and homeowners for over twenty years. We’ve supplied quality materials for countless outdoor projects, always backed by real-world experience and honest advice. We understand what works in Australian conditions, from long dry summers to weeks of rain, and we focus on products that hold up season after season. This site is built to give customers a dedicated space to explore our complete range of composite decking options, materials that combine the warmth of wood with the strength of modern design.