Advanced Thermal Concrete Systems for External Walls

Helix AAC Panels are a next-generation external wall system that combines the strength of concrete with outstanding thermal and acoustic performance. Exclusively distributed by Big River Group, Helix offers a smarter, faster and more refined way to build – engineered for Australian conditions and modern architectural design.
From detached homes and townhouses to multi-residential and coastal projects, Helix delivers durability, comfort and clean, minimalist aesthetics in a single, complete wall solution.
Key Features & Benefits
Thermal Comfort
AAC’s insulating properties help keep homes cooler in summer and warmer in winter, reducing reliance on heating and cooling.
Acoustic Performance
High-density panels help block unwanted noise from traffic, neighbours and surrounding activity.
Fire Resistance
Non-combustible by nature, Helix panels are suitable for bushfire-prone areas and meet strict fire safety standards.
Durability
Resistant to cracking, warping, rot, termites and moisture, Helix performs reliably across a wide range of environments.
Architectural Appeal
Smooth, rendered surfaces with minimal joins create clean lines and design flexibility for a range of finishes.
CodeMark Certified
Fully compliant with the National Construction Code (NCC) and applicable Australian Standards. The system is CodeMark certified and independently tested for structural performance, fire resistance, thermal efficiency and durability.
Applications

Helix AAC Panels are suitable for a wide range of residential and light commercial applications, including:
- External walls for new homes and extensions
- Multi-storey residential construction
- Fencing and privacy walls
- Flooring and subfloor systems
- Renovations and re-cladding projects
System Overview
Helix is engineered as a complete building system – not just a panel.
- Steel-reinforced AAC panels manufactured under strict quality control
- Lightweight construction, up to 75% lighter than traditional masonry
- Large vertical panel formats for faster installation and fewer joins
- Precision manufacturing to Australian Standards
- Corrosion-protected reinforcement for long-term durability
Panels are easy to cut, shape and detail, making them ideal for contemporary designs and efficient on-site installation.
Available Sizes
Helix AAC Panels are 600mm wide and available in the following vertical lengths:
2400mm | 2550mm | 2700mm | 2800mm | 3000mm | 3300mm
Panels are available in 50mm and 75mm thicknesses, with centrally positioned corrosion-resistant steel mesh and transverse reinforcement for added strength.
Exclusive Distribution
Helix AAC Systems are exclusively distributed by Big River Group, providing trusted national supply, technical support and access for builders and developers across Australia.