Description
StyroSheet 70mm SL Grade EPS Sheets — High-Performance Residential Slab Insulation
StyroSheet 70mm SL Grade provides an exceptionally reliable form of slab insulation for modern, cost-conscious building projects. Manufacturers form this standard light-grade expanded polystyrene at a nominal density of 13.5 kg/m³ to reduce structural dead weight. Consequently, this rigid foam board delivers a steady R1.63 thermal break directly beneath your concrete footprint. Contractors across Melbourne select this specialized thickness for non-load-bearing foundation detailing, edge wrapping, and internal partition voids. Therefore, buying StyroSheet 70mm SL Grade guarantees an economical solution for fast, effective slab thermal protection.
Optimized Ground Thermal Barrier Using StyroSheet 70mm SL Grade
This entry-level slab insulation sheet delivers a dependable compressive strength rating of 70kPa at 10% compression. Intensive heavy industrial foundations definitely require much denser foam alternatives to support extreme physical loading over time. In contrast, StyroSheet SL Grade handles regular domestic ground footprints and residential perimeter spaces with absolute ease. Specifically, it works perfectly as a thermal barrier for concrete step-downs and minor structural extensions. Furthermore, the resilient closed-cell structure successfully resists immediate water absorption during unexpected site weather events.
Key Trade Applications for SL Grade Expanded Polystyrene:
- Residential Slab Insulation: Acts as a highly cost-effective thermal blanket beneath non-load-bearing ground floors.
- 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.
Cost-Effective Thermal Performance and Reliable NCC Compliance
These Australian-made EPS sheets offer an exceptional thermal spectrum to satisfy basic home energy efficiency targets. For instance, these 70mm stocked sheets supply immediate structural upgrades for narrow domestic concrete pours. In addition, the clean manufacturing process uses zero eco-harmful CFC or HCFC blowing agents over time. The entire density range complies perfectly with the strict energy efficiency metrics of the National Construction Code (NCC). In short, choosing StyroSheet 70mm SL Grade ensures a dependable balance of steady 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
