Ventilation duct penetrations
PROMAT system - penetrations of Promaduct ventilation ducts made by Promat.
Products: Fire stopping mortar + PROMATECT board bands, PROMASTOP-E (Coating).
HILTI System - layered partitions with the CP 673 fire stopping coating.
Products: CP 673 fire stopping coating, CP 673 fire stopping boards.
We also offer brickwork for ventilation duct dampers located in walls and ceilings, according to the recommendations of the damper’s manufacturer.