Description
Premium Lightweight EPS Sheets for Reliable Insulation and Construction
StyroSheet SL Grade EPS Sheets provide an efficient and cost-effective insulation solution for residential, commercial, and industrial construction projects. These high-quality expanded polystyrene (EPS) sheets deliver outstanding thermal performance, lightweight handling, and long-lasting durability. Whether you need insulation for walls, roofs, floors, or specialised building applications, StyroSheet SL Grade EPS Sheets help improve energy efficiency while simplifying installation and reducing labour costs.
Improve Energy Efficiency
StyroSheet SL Grade EPS Sheets help minimise heat transfer and improve the energy efficiency of buildings throughout the year. During summer, they reduce heat entering the building, while in winter they help retain valuable warmth. Consequently, homeowners and builders can lower energy consumption while creating a more comfortable indoor environment.
Furthermore, the closed-cell structure resists moisture absorption and maintains consistent thermal performance over the life of the product. Therefore, builders continue to choose EPS insulation for both new homes and renovation projects.
StyroSheet SL Grade EPS Sheets — Lightweight Multi-Purpose Void Fill & Cladding
StyroSheet SL Grade EPS Sheets provide a highly efficient thermal barrier for cost-conscious building projects. Manufacturers form this standard light-grade expanded polystyrene at a nominal density of 13.5 kg/m³. Consequently, these lightweight foam panels offer excellent versatility without adding unnecessary structural weight to your build. Therefore, contractors across Melbourne select SL Grade for non-load-bearing applications like wall cavity infills, ceiling insulation, and protective packaging layers.
Optimized Compressive Strength for Light Applications and Void Filling
This standard grade foam board delivers a reliable compressive strength rating of 70kPa at 10% compression. Heavy commercial foundations require much denser alternatives to support immense physical weight safely. In contrast, SL Grade handles standard architectural profiles and residential framing gaps with absolute ease. Specifically, it works perfectly as a lightweight void filler for concrete blockouts and step-downs. Furthermore, the resilient closed-cell structure successfully resists immediate water absorption during unexpected site weather events.
Key Trade Applications for SL Grade Expanded Polystyrene:
- Void Filling and Blockouts: Fills non-structural gaps and architectural formwork profiles cleanly.
- Lightweight Wall Cladding: Serves as an economical insulating core for standard residential EIFS layouts.
- Packaging and Model Making: Provides excellent shock absorption and easy cutting for custom fabrication tasks.
Cost-Effective Thermal Performance and Reliable NCC Compliance
These Australian-made EPS sheets offer an exceptional thermal spectrum ranging from R0.7 at 30mm up to R3.49 at 150mm thickness. For instance, the highly popular 40mm and 50mm stocked sheets supply rapid on-site solutions for standard residential retrofits. Additionally, the manufacturing process uses zero eco-harmful CFC or HCFC blowing agents. The entire range complies perfectly with the strict energy efficiency metrics of the National Construction Code (NCC). In short, choosing SL Grade guarantees an economical balance of dependable thermal insulation and easy handling.
Alternative thicknesses available: 50mm | 60mm | 70mm |
Available for delivery or pick up from our Warehouse at 56 Yellowbox Drive, Craigieburn.
📞 Call us on 03 8339 7111 to confirm stock or ask about lead times
🕒 Business hours: Mon–Thurs 6:30am–4:00pm | Fri 6:30am–3:00pm




