Polystyrene Insulation

Rigid foam insulation systems that boost energy efficiency and comfort

Insulation That Performs Year-Round

Polystyrene insulation is one of the most effective ways to improve a building's thermal envelope. Our EPS and XPS rigid panels deliver consistent R-values that help residential and commercial structures meet or exceed the National Construction Code energy efficiency requirements.

Unlike batt insulation, rigid polystyrene boards maintain their thermal performance over time — they do not settle, compress or absorb moisture. This makes them the preferred choice for underfloor, in-wall, under-slab and roofing insulation applications where long-term reliability matters.

  • Underfloor insulation panels for timber and suspended floors
  • Wall cavity insulation boards with high compressive strength
  • Under-slab insulation for concrete slabs and waffle pod systems
  • Roof and ceiling insulation with vapour resistance
  • R-values from R1.0 to R5.0 depending on product and thickness
  • Compatible with hydronic heating and in-slab wiring systems
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Polystyrene insulation panels being installed in a wall frame

EPS Insulation

Lightweight expanded polystyrene panels available in multiple densities. Cost-effective thermal performance for general-purpose residential and commercial insulation.

XPS Insulation

Extruded polystyrene boards offering superior moisture resistance and compressive strength. Ideal for below-grade, wet area and high-load applications.

Underfloor Systems

Pre-cut rigid panels designed to friction-fit between timber floor joists. Quick installation, no fixings required, and immediate thermal improvement.

Upgrade Your Building's Thermal Performance

Our technical team can recommend the optimal insulation product and thickness for your climate zone and build type.

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