Stone wool has an absorption capacity of at least 95%. Almost its entire volume is available for the absorption of water.


Rockflow requires an installation depth of just 38 cm.


Rockflow's buffer capacity is fully available to collect new downpours after just 24 hours.

rockflow urban climate adaptation how works video screenshot

How does Rockflow work?

Rockflow is an innovative water management system that buffers the rainfall from extreme showers quickly and effectively for it to be subsequently infiltrated into the soil or discharged to the sewer system.

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Regulated underground rainwater collection and discharge after extreme rainfall.

Whitepaper illustration Rockflow, water management