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Sustainable Urban Drainage Systems
Freeflush, design, supply and install a range of storm water, sustainable urban drainage solutions (SUDS).
These include:
- infiltration (soakaway) systems
- pre filtered attenuation tanks
- inspection chambers
- Oil separators
- infiltration (soakaway) systems
- above ground attenuation tanks
We're familiar with the planning process and can assist you or your client to make effective decisions regarding stormwater management.

FlowBrake SuDS Attenuation Tank Floating Outflow Regulator with strainer
£24.99
FlowBrakeTM fixed head orifice SuDS flow regulator with strainer. If you require a SuDS flow regulator with an open orifice please see this product. This product is suitable were there is no or low upstream filtration. Turn any tank into an attenuation tank using this smart device. The floating intake ensures there is a fixed level of water...
Ergo Raised Bed Planters

Ergo Raised Bed Planters
£56.00
The Ergo Raised Bed Planters are a simple way to create raised beds. Features and Benefits: Ergonomic work at a comfortable height Decorative surface with wood texture Flexible in height and the length is expandable Can also be used as a composter Ground area extendible using extension set (accessories) 5 year warranty Can be used as Sustaina...

Raised Bed Planters extension kit
£29.99
The Ergo Raised Bed Planters extension kit allows the Ergo raised bed to be extended length ways by 500mm. The kit contains 2 lengths. The standard kit forms a hexagonal planter. If you wish to extend this select the correct quantity of extension pieces. For example for a 50cm deep Ergo planter which requires a 1000mm extension would require 4...

FlowBrake SuDS Attenuation Tank Floating Outflow Regulator (Open Orifice)
£59.99
FlowbrakeTM fixed head open orifice SuDS flow regulator. If you require a SuDS flow regulator with a strainer please see this product. This product is suitable were there is an upstream filtration (basket filter) present since no filtration is provided at the orifice. Turn any tank into an attenuation tank using this smart device, a simple alt...
Below Ground SuDS Rainwater Attenuation Tank

Below Ground SuDS Rainwater Attenuation Tank
£1,499.00
This below ground rainwater attenuation tank is a an excellent solution for small drainage areas for which SuDS are required. Infiltration may not be possible due to due poor ground conditions (impermeable clay) or limited space. Likewise and above ground attenuation tank may not appeal due to aesthetic/planning considerations. This package ...

5000 litre SuDS Rainwater Attenuation Tank
£2,659.00
This below ground rainwater attenuation tank is a an excellent solution for small drainage areas for which SUDS are required. Infiltration may not be possible due to due poor ground conditions (impermeable clay) or limited space. Likewise and above ground attenuation tank may not appeal due to aesthetic/planning considerations. This package pr...

3000 litre SuDS Rainwater Attenuation Tank
£2,199.00
This below ground rainwater attenuation tank is a an excellent solution for small drainage areas for which SuDS are required. Infiltration may not be possible due to due poor ground conditions (impermeable clay) or limited space. Likewise and above ground attenuation tank may not appeal due to aesthetic/planning considerations. This package pr...

SuDS Attenuation Tank Floating Outflow Restrictor 0.05-2l/s (Open Orifice)
£299.00
If you require a SuDS flow regulator with a strainer please see this product. This product is suitable were there is an upstream filtration (basket filter) present since no filtration is provided at the orifice. Turn any Platin or Carat tank into an attenuation tank using this smart device, a simple alternative to other more complex attenuatio...
Ergo Quadro Raised Bed Planters

Ergo Quadro Raised Bed Planters
£47.00
The Ergo Raised Bed Planters are a simple way to create raised beds. Features and Benefits: Ergonomic work at a comfortable height Decorative surface with wood texture Flexible in height and the length is expandable Can also be used as a composter Ground area extendible using extension set (accessories) 5 year warranty Can be used as Sustainab...
Soakaway test (BRE 365)

Soakaway test (BRE 365)
£480.00
In order to design a soakaway the ground conditions must be known. Specifically, the infiltration rate must be determined using the method defined in the Soakaway test (BRE 365). This measure is used to determine the volume and plan area of the soakaway. The soakaway test will be performed by a Chartered Civil Engineer. This service is availab...

10,000 litre SuDS Rainwater Attenuation Tank
£4,499.00
This below ground rainwater attenuation tank is a an excellent solution for small drainage areas for which SuDS are required. Infiltration may not be possible due to due poor ground conditions (impermeable clay) or limited space. Likewise and above ground attenuation tank may not appeal due to aesthetic/planning considerations. This package pr...

15,000 litre SuDS Rainwater Attenuation Tank
£5,999.00
This below ground rainwater attenuation tank is a an excellent solution for small drainage areas for which SuDS are required. Infiltration may not be possible due to due poor ground conditions (impermeable clay) or limited space. Likewise and above ground attenuation tank may not appeal due to aesthetic/planning considerations. This package pr...

7500 litre SuDS Rainwater Attenuation Tank
£3,499.00
This below ground rainwater attenuation tank is a an excellent solution for small drainage areas for which SuDS are required. Infiltration may not be possible due to due poor ground conditions (impermeable clay) or limited space. Likewise and above ground attenuation tank may not appeal due to aesthetic/planning considerations. This package pr...

SuDS Rainwater Infiltration Tunnel
£79.00
The SuDS Infiltration Tunnel has been designed for the use in underground applications as a means to efficiently create a soakaway or attenuation storage. Each single unit provides a storage volume of 300l. This volume can be doubled if 2 units are connected into a tunnel formation. Simply add the endplates (2No.) to provide a sealed unit whic...

1500l Above Ground SuDS Rainwater Attenuation Tank
£709.00
This above ground rainwater attenuation tank is a an excellent solution for small drainage areas for which SuDS are required. Infiltration may not be possible due to due poor ground conditions (impeamable clay) or limited space. Likewise and underground attenuation tank may not appeal due to the cost of installation. This package provides the p...