Flexible Tank: Manufacturer of storage solutions from 1 to 2,500 m³

French Know-how

Why choose a flexible storage tank for your liquids?

The CITERNEO flexible tank

Designed and developed by CITERNEO, the French leader in flexible storage, the flexible tank stands out as a high-performance self-supporting tank combining technicality and agility. Entirely manufactured in our Amboise production unit, it benefits from ISO 9001 certification and the Origine France Garantie label, guarantees of impeccable industrial quality. Thanks to our exclusive EXOM+ technology, these solutions secure the storage of all your fluids with record durability and capacities of up to 2,500 m3.

This agile infrastructure meets the critical challenges of every business sector. It guarantees certified fire defense (DECI and QB09 standard) for local authorities, ensures strategic storage of agricultural effluents (slurry, digestates, fertilizers) for farms, and enables secure containment of industrial liquids, leachates or hydrocarbons. Opting for CITERNEO means choosing a long-lasting solution, with no need for building permits, serving your water sovereignty and the performance of your facilities.




CITERNEO large-capacity flexible storage tank made in France

Tailor-made solutions for every application

Our flexible tanks provide an effective solution for fire defense, liquid fertilizer storage, agricultural or industrial effluent management, water or rainwater storage and recovery. Each solution benefits from EXOM+ technology adapted to guarantee agile installation, without the need for building permits, and durable in all climates. Discover our certified ranges, designed to secure your resources and optimize your infrastructures with French industrial expertise.

Accessible industrial quality: our standard ranges from €552.38 excluding VAT

The CITERNEO flexible tank for drinking water

Our drinking water tanks, conforming to international standards (ACS, DWA, etc.), ensure optimal conservation of the resource without altering taste or sanitary properties. It's the benchmark solution for supplying isolated sites, emergency humanitarian interventions or supporting mobile drinking water treatment units, guaranteeing healthy water in all climates.

CITERNEO flexible tank for hydrocarbons

For complex fluids, CITERNEO deploys technical membranes with high chemical and mechanical resistance. These tanks secure the storage of sensitive industrial fuels and liquids, guaranteeing absolute tightness and total environmental protection, even in the most demanding logistical or geographical contexts.


Comparison: flexible or rigid storage

Criterion Flexible tank Steel tank Concrete basin
Price (€/m³) ≈ 280 ≈ 650 ≈ 1,150
Installation ≈ 1 day ≈ 8 days ≈ 18 days
Carbon (CO₂) ≈ 90 kg ≈ 260 kg ≈ 700 kg
Lifespan > 20 years ~ 30 years 50 years
Maintenance Very low Regular None
Flexibility Very high Medium Low
Permit NO YES ? YES ?

20 years of textile expertise and innovation

For nearly 20 years, CITERNEO has imposed its industrial know-how through a unique mastery of the fabric, the beating heart of each tank. Our exclusive EXOM+ technical fabric, assembled in Amboise by high-frequency welding, offers unrivalled mechanical and chemical resistance for volumes of up to 2,500 m³. This cutting-edge textile is enhanced by our patented accessories (Securflow, Securtex, Dualflow), transforming a simple membrane into an intelligent, agile and sovereign storage system.