Water treatment technology
by vertical vacuum flotation (patented process)
Management of dissolved gases
A water treatment solution for professionals with
Our solution is based on technology from fish farming research. Having resulted in two patents and a thesis, Coldep's VAL (in its different versions: AQUA, INDUS, SALT) offers answers to the usual water treatment constraints.
Easy to maintain
Reliable & Durable
RAS (Recirculating Aquaculture System) VAL: hasimprove the performance of your fish farming installations with our system combining degassing (CO2 and O2) and particle extraction (viruses, bacteria, micro-algae)
Purify the water of your shellfish with our process to obtain unparalleled biosecurity and oxygenation performance.
Industrial effluent treatment
Simplify the treatment of your effluent with an autonomous solution that allows you to meet regulations and develop Water-Loop (REUT).
Optimize the treatment of wastewater from your industrial processes with an autonomous, energy-efficient solution that recovers residues.
Make your raceway microalgae culture more efficient. Water circulation, management of dissolved gases and concentrated harvest combined in a single device!
Improve the quality of your aquarium water for transparent and pure water.
Sea water purification
Pre-treat seawater before use for your projects: Deoxygenation, Purification and Pre-desalination.
Use our system in your carbon-free projects.