Limescale in the home
White marks, scaled water heater, marked faucets or daily discomfort: a properly sized water softener can protect the entire system.
Have my installation studied →BDS Hydro Tech — Need – Diagnosis – Solution
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BWT – water treatment
Limescale, water taste or odor, network protection, drinking water: BDS Hydro Tech studies your needs and guides you to a suitable BWT solution, around Antibes and on the French Riviera.

We distinguish between limescale treatment, drinking water improvement, and general system protection to propose a coherent equipment solution.
White marks, scaled water heater, marked faucets or daily discomfort: a properly sized water softener can protect the entire system.
Have my installation studied →To reduce many undesirable substances and get filtered and remineralized water directly in the kitchen, the BWT Lagoon reverse osmosis system is a dedicated solution.
View and buy the BWT Lagoon →Prefiltration, cartridges and network protection are chosen according to water quality, existing installation and expected results.
See BWT consumables →
Compact, tankless and equipped with a reverse osmosis membrane, the BWT Lagoon filters water on demand and then remineralizes it. It can reduce many undesirable substances, including PFAS, pesticides, nitrates and some heavy metals, depending on water quality and usage conditions.
Actual performance depends notably on inlet water quality, maintenance, and the substances concerned. Precise characteristics are detailed on the BWT Lagoon page.
The number of occupants, water hardness, consumption, available space, and connections are taken into account before the quote.
The location, power supply, drainage, pressure, and constraints of the dwelling are checked to avoid an improperly sized solution.
You interact with BDS Hydro Tech for the study, supply, installation, and maintenance information of your equipment.
The definitive model is chosen after studying water hardness, household consumption, technical space, and connection conditions.

A complete solution for homes seeking a high level of comfort and simple use.

A solution designed for homes where technical space is limited, without neglecting network protection.

A vertical unit with a rounded design, to be considered based on water volume and home configuration.
The initial diagnosis is free and without obligation. It helps us understand your needs before any commercial proposal.

BDS Hydro Tech relies on official BWT solutions and documents to advise its customers. The exact services, commissioning conditions, and applicable guarantees are specified in each quote.
BDS Hydro Tech primarily operates around Antibes, Juan-les-Pins, Vallauris, Golfe-Juan, Biot, Cannes, Cagnes-sur-Mer and nearby municipalities, depending on project feasibility.
A water softener primarily treats limescale to protect the entire home. A reverse osmosis system acts on drinking water at a specific point, usually under the kitchen sink.
Yes. The BWT Lagoon can be ordered directly online at the displayed price for the complete unit only. Its installation and commissioning must be carried out by an approved professional. BDS Hydro Tech offers installation on quote around Antibes and in the Alpes-Maritimes.
Indicate your town, type of housing, the problem encountered, and if possible, attach photos of the installation or available space.
The initial study of your request is free and without obligation. Any potential technical visit and its conditions will be specified before any travel.
The frequency depends on the device, water quality, and usage. Necessary consumables and operations are indicated in the documentation and in the proposal submitted to the client.
Describe the dwelling, the number of occupants, and the observed symptoms. We will study the sizing of a water softener.
Request a water softener study →Send a clear photo of the cabinet under the sink to check the feasibility of a BWT Lagoon installation.
Request a reverse osmosis study →Receive an initial personalized guidance for your BWT water softener, reverse osmosis system, or filtration system, without obligation.
Request my free diagnosisStated performance depends on the model, water quality, installation conditions, and maintenance. The definitive solution and its characteristics are confirmed in the quote and manufacturer documentation.
Conformément aux dispositions du Code de la consommation concernant le processus de médiation des litiges de la consommation, après avoir sollicité BDS Hydro Tech et à défaut de réponse satisfaisante, vous pouvez recourir gratuitement à une procédure de médiation auprès de :
CM2C
49 rue de Ponthieu
75008 Paris
Tél. : 01 89 47 00 14
E-mail : litiges@cm2c.net