How to carry out a percolation test

How to carry out a percolation test If you are thinking about installing a soakaway or sewage treatment on your land you will have to first conduct a percolation test. Below we explain what this involves and how to carry out a percolation test to produce accurate results. What is a percolation test? A percolation…

How To Avoid a War Over Water

How To Avoid a War Over Water By Matthew Rolph, managing director at Graf UK, Europe’s rainwater harvesting champion and leading sustainable manufacturer of wastewater and storm water management systems. Every cloud has a silver lining and if there was ever a positive to come out of Covid it is a greater appreciation of what…

What is an SBR wastewater treatment system?

What is an SBR wastewater treatment system? At GRAF, all our wastewater treatment products use SBR technology, which allows the water to be treated in batches at various points. Below we explain more about what an SBR wastewater treatment system is and how it works. What is an SBR wastewater treatment system? Sequencing batch reactors…

Trumpington Park and Ride, Cambridge

Trumpington Park and Ride, Cambridge Graf UK stormwater system trumps the schedule at Trumpington  Attenuation tank enables county council to enlarge park and ride site by 10%. A “simple, green and quick to install” stormwater management system by European drainage specialists Graf UK has enabled Cambridge County Council to meet increased demand for its park…