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Component manufacturers - Manufacturer
Parc Spirit Méliès III - 9 rue René CLAIR
78390 - BOIS D'ARCY - France
Phone: +(33) 1 72 87 99 71
Fax: +(33) 1 72 87 99 81

Sector of intervention

Water infrastructure
Under sector of intervention
Chemical-physical processes - Fermenter, Digester, Methanizer - Mechanical-physical processes - Regulations - Audit - Consultancy - Studies and Engineering - Utilization and waste disposal - Wastewater


For more than 30 years, R&O Dépollution has been designing high quality equipment dedicated to the treatment of domestic and industrial waste waters.

The expertise of R&O Dépollution is based on the design, manufacture and the implementation of electromechanical waste water equipment.

R&O Dépollution is the inventor of patented grease removal turbines AEROFLO®, leading on this market and has more than 12 000 references in France and worldwide.

R&O Dépollution offers a wide range of waste water equipment, from pre-treatment to biological phase and sludge treatment, such as:

  • Degreasing turbines AEROFLO® ;
  • Solar dryer systems soleReO and aerobic digestors Thermaer;
  • Hydraulic and spiral press (screenings press and compactor);
  • Rotating screens with internal or external feeding, automatic vertical screens;
  • Sand classifier and screw conveyor;
  • Dissolved air flotation unit FLOTTAFLO® and dynamic aerated grease removal system.


In France

Suez (Degrémont, Lyonnaise des eaux, France assainissement, Ondéo …), Veolia (Otv, Veolia eau, Veolia water STI …), Vinci environnement, Sogea, Aqualter, Stereau, Saur, Nantaise des eaux, ITT…


Suez, Degrémont, Veolia eau, Snc Lavallin, Melchers, Drace, Ohl Inima, Acciona Agua, Befesa Agua, Comsa, Urbaser Socamex, Ferrovial Cadagua…

Example of accomplishments

Certifications, labels or price

ISO 9001-2008

Key figures

Staff: 8
Turnover: 3 millions euros
International turnover: 950 000 euros


Mr Frédéric HELAINE
Managing Director
Phone: +(33) 1 72 87 99 71
Fax: +(33) 1 72 87 99 71


Manufacturer - Methanisation - Water

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