Two vertical flow wetlands. One is a circulation system treating the pond water. The other treats the wastewater from the outside toilets

Crynant: Two 1,200m2 vertical flow reed beds operated alternately to treat 3,400 m3/d of tertiary municipal waste water.

Bezannes : a 8000 m² artificial pond plus 3500 m² of reed bed filters and 1600 m² of wetlands were created to treat stormwater runoff from a large non-residential area.

Balhall: A two stage, 185 m2,Aerated saturated vertical flow reed bed system treating 5 m3/d of settled, secondary sewage.

Treatment of aerobically stabilized sewage sludge from an activated sludge plant (“extended aeration”) – 13 000 p.e.

Mayfield: A 2.1 hectare, 12  bed aerated horizontal system treating airport run off contaminated with glycol based antifreeze.

Saint Germain sur Ille : a 500 PE waste stabilization pond boosted to 900 PE by addition of reed bed filters with high standards for phosphorus and total nitrogen removal.

Teeside: A 1000 m2, 3 stage passive vertical flow reed bed system, treating run off from an international airport fire fighting training facility.

Peterborough: A 2,570m2 Horizontal sub-surface flow reed bed treating hydrocarbon loaded run-ff with peak flows of 1,420 m3/day.

Seefood processing plant where the wastewater from cleaning fish and shellfish is treated in a VF wetland planted with papyrus.

The effluent is reused after ozonisation in the plant.