System facades

Façade Sealing

Sealing Technology


BOSIG offers practical and standard-compliant façade sealing solutions for curtain wall systems, rear-ventilated system façades made of prefabricated elements.

These include products for sealing openings in the building such as windows and doors, as well as connections between façade elements, ceiling elements and to the ground.

Joints and connections of metal façades, which are professionally produced with our sealing membranes, tapes, sealants and adhesives, withstand even extreme temperature and weather conditions.

All BOSIG products are matched to each other in the system for optimum sealing of building components.


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