High-performance particleboard flooring with a foil-laminated underside for superior protection against heat, moisture and termites. Engineered for lasting strength, stability and performance in demanding Australian conditions, with a Bushfire Attack Level (BAL) rating of up to BAL29.
STRUCTAflor® Ultimate is an advanced particleboard flooring solution designed for exceptional performance and durability. Its distinctive foil underside reduces heat transfer and moisture uptake, preventing expansion, cupping and mould for a stable, reliable subfloor in demanding conditions.
Supports joist centres up to 450mm, ideal for single-storey homes and apartments requiring a strong, stable structure.
19 mm
Designed for wider joist spacing and heavier loads. The 22mm sheet suits residential flooring with joists up to 600mm apart.
22 mm
STRUCTAflor® Ultimate has become the go-to choice for energy-conscious builds.
For decades, YELLOWtongue® has been the benchmark in particleboard flooring - strong, reliable, and built for Australian conditions.
When installing STRUCTAflor®, getting the subfloor right is just as important as the flooring itself.
Greg, our smart assistant, makes it simple. Whether you need a product recommendation, the right document, or quick answers from our guides, he’s here to keep your project moving.