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SuperSlab vs SuperSlab+, What’s the Difference? 

When it comes to choosing the right foundation system for your project, Allied Concrete offers two standout solutions: SuperSlab and SuperSlab+. Both systems provide strength, sustainability, and performance, but which one is right for your build? Discover the key differences and benefits of each in this detailed guide.

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When it comes to concrete foundations, Allied Concrete offers two leading solutions that deliver strength, performance, and sustainability – SuperSlab and SuperSlab+. While both systems are BRANZ-appraised and CodeMark certified, they’re designed to meet different needs depending on the scale and sustainability goals of your project. 

 SuperSlab – The Trusted Standard 

SuperSlab is a trusted raft slab system ideal for a wide range of applications, including new homes, renovations, sheds, and warehouses. Its above-ground design requires minimal excavation, making it faster and more cost-effective to install, even on soft or low-bearing soil. 

One of SuperSlab’s sustainable strengths is its compatibility with QPOD, a recyclable and lightweight void former that replaces traditional polystyrene pods. QPOD helps reduce concrete usage and site waste while maintaining the structural performance needed for raft foundations – a great way to lower a project’s environmental footprint without compromising on quality. 

Additionally, Ecrete™, Allied Concrete’s low-carbon concrete alternative, can also be used with SuperSlab. Ecrete significantly reduces embodied carbon without compromising performance – an excellent choice for eco-conscious projects. 

 Our latest innovation: SuperSlab+ 

SuperSlab+ takes SuperSlab’s performance to the next level, integrating key features to meet the demands of today’s high-performance builds. At the heart of the system are two innovative components: QuickSet and QuickEdge. 

QuickSet is an insulated edge and internal form system designed for ease of use and superior thermal performance. The click-together assembly saves time on site, while its recycled content supports sustainable building practices. 

QuickEdge , cost-effective alternative to traditional edge systems, integrates easily with standard boxing and hold-down arrangements and arrives pre-finished, eliminating the need for painting or priming. Durable and UV-stable, QuickEdge ensures a clean, polished finish with minimal effort, all while supporting environmentally responsible construction. 

Just like SuperSlab, the SuperSlab+ system supports the use of QPOD and Ecrete™, reinforcing Allied Concrete’s commitment to reducing waste, lowering carbon emissions, and promoting energy-efficient building practices. Whether you’re targeting Green Star ratings or simply looking to build smarter, both systems offer the flexibility to choose lower-impact materials. 

Which Foundation is Right for Your Build? 

In short, SuperSlab is a reliable, efficient solution for a wide range of builds and ground conditions with faster installation, , and sustainable options like QPOD and Ecrete™. Meanwhile, SuperSlab+ builds on that foundation with even greater thermal performance, and reduced install time due to compatibility with both QuickSet and QuickEdge. 

If you’re prioritising compliance, speed, and simplicity, SuperSlab is the way to go. But if your project is aiming for top-tier energy efficiency, lower carbon outputs, and best-in-class buildability, SuperSlab+ is your future –ready solution. 

Both systems reflect Allied Concrete’s commitment to smarter, more sustainable building, giving you the confidence that your foundation is not just solid, but a step ahead. Contact our team today to learn more or request a quote to use either flooring solution in your next build. 

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