The Flood Defense System



Typical Applications

Land Stabilization

Reservoir Walls

Land Erosion Walls

Flood Defence Walls

Car park traffic management

Marinas, Land Reclamation and Sea defence walls

Landscaping for gardens and parks, artificial lakes and water ponds walls

Houses, Conservatories, barns, storage buildings and compound walls

Multi Cast Options

Aquacast : Precast Concrete Blocks

Aquacast International have developed a versatile, innovative new system of interlocking pre-cast concrete blocks, specifically designed for the rapid and simple construction of retaining walls.

The W shaped blocks have central slots which interlock with the next course and provide a centrally pitched series of holes suitable for piling or filling as required, making this system the first ready made bore piled retaining wall of its kind.

This simple and ingenious system comes in a wide range of sizes, designs and finishes making it ideal for multiple functions - from permanent structures requiring strength, such as Sea defence walls for Harbours and Jetties and River bank reinforcement - to temporary applications like Flood defence walls and Car Park Traffic Management where the requirement is speedy assembly, a barrier can be constructed quickly and then easily disassembled for storage when the requirement has passed

Product Features

Unique and Patented Solution 

Innovative new system of interlocking precast concrete blocks, specifically designed for retaining walls

Robust and Durable 

Concrete mixture and steel reinforcement can be varied for Light or heavy applications

Simple Principle

Block Assembly with interlocking action allowing piling or filling to take place


Various block sizes and configurations offering contractors considerable versatility

Recycled Material

Materials such as power station ash, crushed aggregates, Glass and tyre rubber can be successfully used – depending on the requirement

Ease of Use

Flexible pre-cast nature of the design, precise location is easily accomplished even below water level.

The most popular size of block with a wide range of applications is the 400 x 400 x 100mm. This size has proved useful for retaining walls, for river and canal bank reinforcements, landslides, sea defences and traffic partitions. The block weighs 35kg, which puts it within the health and safety limit for a two man handling operation without the need of machinery.

Low Carbon Blocks

Aquacast is available as an ultra-low carbon alternative to using OPC(Ordinary Portland Cement). The ULCC version offers CO2 savings of up to 76% compared to OPC

Discover Aquacast

Unlock new possibilities in your pre-cast concrete endeavors! If you're a manufacturer interested in featuring Aquacast products, reach out to us to explore licensing opportunities.

Calling all installers, distributors, builders, construction firms, and consultants collaborating with engineering or environmental agencies! Connect with us to discover your local manufacturer or to address any queries you might have. Elevate your projects with Aquacast – your concrete solution for success.

Aquacast Partners

NodeIN Instruments LLP (Company Number OC449808), registered in England and Wales

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