Your web browser is outdated.

In order to be able to use the full functionality of our website, please update your browser.

Reliable building drainage


A reliable building drainage system ensures durable protection of basements from humidity and keeps the buildings dry. Since proper drainage could help to prevent 90 % of all basement defects. Foundation slabs and walls with soil contact require protection with a drainage system according to DIN 4095. Opti-drän consisting of a straight length drainage pipe, shaft and geotextile constitutes a complete system that is perfectly compliant with all DIN 4095 requirements.

This may also be of interest to you: