| abstract |
System (1) for treating a hair, comprising: - a conduit (28) for circulating a liquid, - a device (24) for feeding the conduit (28) with water, - at least one source (21) ) of the product, the product (P1) comprising one or more surfactants, - a device (29) for injecting product into the conduit (28) to form a treatment solution comprising one or more surfactants in a content of from 0, 35% to 1.5% by weight of surfactant (s) relative to the total weight of the treatment solution; - a dispensing device (11) for supplying the treatment solution on the hair (B) at a flow rate between 0.5 and 5 L / min, better between 0.8 and 3 L / min. |