Innovative water solutions which save money and the environment

15+ years' industry knowledge

We’re experts in our field

Fast Delivery

Same day dispatch on many items

Helping the environment

With sustainable solutions



We are experienced Chartered Civil Engineers, Hydrologists and Water Quality Scientists with extensive experience in hydrology , hydraulics and water quality. Our experience has been gained through years working in the water industry on large scale water capture, storage and reuse schemes. Freeflush provides products and services on domestic, commercial and industrial scales.

We are members of the Institute of Civil Engineers, the Chartered Institute of Water and Environmental Management and the British Dam Society. 



We have developed our own in-house modelling software to provide tailored solutions for our clients which are optimised for cost-benefit .

We also have access to geotechnical, structural, environmental and planning specialists when required.

For simple domestic systems you may wish to design your own rainwater harvesting system using our readily available calculator

For commercial, industrial or larger scale rainwater capture storage and reuse schemes, please contact us so we may assist you in your design.

Our professional experience extends beyond rainwater harvesting and includes: 

  • Civil Engineering Design
  • Drainage Design
  • Flood Defence Design
  • Flood Risk Assessment
  • Detailed Hydrological Analysis
  • Hydraulic assessment and testing
  • Sustainable Urban Drainage Systems
  • Water Quality Monitoring
  • Seepage and Groundwater assessment
  • Agent Site representation
  • Project and Contract Management (NEC)

If you’re interested in using our consultancy services please feel free to contact us.

Greenspark Public Impact Profile