Graf
For over 60 years, GRAF has pioneered water management solutions, protecting resources, preventing flooding, and promoting sustainable environmental practices.
GRAF EcoBloc – Modular Stormwater Management
The GRAF EcoBloc system is a modular solution designed for stormwater infiltration, attenuation, and retention. It offers up to 97% void ratio, providing high storage capacity in a compact footprint. Modules are stackable, facilitating efficient transport and storage. The system is suitable for installation depths up to 5 meters, accommodating heavy loads up to 60 tons, making it ideal for both residential and commercial applications.
Key Features:
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High Storage Capacity: Up to 97% void ratio.
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Heavy Load Resistance: Supports loads up to 60 tons.
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Deep Installation Capability: Installable up to 5 meters deep.
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Modular Design: Stackable modules for efficient transport.
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Inspection-Friendly: Compatible with high-pressure jetting and inspection cameras.
Applications:
Ideal for managing stormwater in urban areas, road construction, and large-scale commercial developments. The modular design allows for flexible configurations to meet specific site requirements.
GRAF Platin Rainwater Tank – Underground Water Storage
The GRAF Platin Rainwater Tank is an underground storage solution designed for rainwater harvesting. Its low-profile design allows for shallow installation, making it suitable for areas with limited excavation depth. The tank is available in capacities ranging from 1,500 to 7,500 liters, catering to various residential and commercial needs.
Key Features:
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Low-Profile Design: Shallow installation depth.
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High Capacity: Available in sizes from 1,500 to 7,500 liters.
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Durable Construction: Designed for long-term use.
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Easy Installation: Suitable for areas with limited excavation depth.
Applications:
Perfect for residential rainwater harvesting systems, garden irrigation, and commercial applications where space and installation depth are limited.
About the Product
GroundCo offers GRAF solutions, including EcoBloc and Platin Rainwater Tanks, delivering sustainable, efficient, and innovative water management for civil projects.

Call For a Quote:
0800 776 9727
F.A.Q.
Find answers about GRAF EcoBloc and Platin Rainwater Tanks — innovative, sustainable solutions for stormwater management and rainwater harvesting.
What is GRAF EcoBloc used for?
EcoBloc is a modular system for stormwater detention, infiltration, and attenuation, ideal for urban, residential, and commercial applications.
How strong are EcoBloc modules?
EcoBloc modules can support heavy loads up to 60 tons, making them suitable for trafficable surfaces and deep installations.
What is a GRAF Platin Rainwater Tank?
The Platin tank is an underground rainwater storage solution with a low-profile design for shallow installation and capacities from 1,500–7,500 liters.
Can EcoBloc and Platin tanks be used together?
Yes. EcoBloc manages stormwater onsite, while Platin tanks capture and store rainwater for irrigation, domestic, or commercial reuse.
What are the main benefits of GRAF systems?
GRAF systems are modular, sustainable, space-efficient, and durable, providing efficient water management, easy installation, and long-term reliability.
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