AtlanChamber
Underground Stormwater Detention Tanks
AtlanChamber is our comprehensive system of chambered On-Site Stormwater Detention (OSD) tanks – which includes modular arches, geofabric & liner technology, and our unwavering commitment to customer service and design assistance. This includes Atlan’s provision of Hydrostor, ADS StormTech, & ecoAID arch systems.
Features & Benefits

OSD, Stormwater Harvesting & Reuse
Modular OSD tank system for detention, retention, and infiltration, designed to effectively manage water quantity and quality.

Load-Rated Fully Trafficable OSD
Superior load ratings which comply with AS5100 and W80 wheel load ideal for carparks, transport depots, and driveways.

Advanced Infiltration Capabilities
Infiltration chambers with high-infiltration surface area for improved soakage capabilities - ideal for flood prevention and water quantity management.

Customisable and Scalable
Three different arch heights offer a versatile modular design allowing for tailored configurations to meet site-specific footprint, flow rate, and volume requirements.

High-Performance Design
Features corrugated arches, geotextile and liner technology for underground installation, ensuring optimal land use, subsurface installations and ease of specification.

Durable and Reliable
Manufactured from recycled and virgin polypropylene (PP) with a 100-year design life, ensuring long-term durability for civil, residential, and commercial applications.

Environmental Impact Reduction
Enhances soakage response, reduces stormwater runoff, and meets local design and environmental requirements for flood mitigation.

Lightweight and Easy Installation
Lightweight design simplifies installation, reduces safety risks, and minimises open excavation time, enabling faster project timelines.

Easy Maintenance
Our patented Isolator Row allows easy maintenance. Pollutants are captured upon entering the tank and prevented from spreading throughout.
Applications
- Shopping centre car parks
- Commercial and industrial sites
- Recreational grounds and sportsfields
- Stormwater harvesting
- Bioretention and infiltration














