TBT Firestop tunnel is tested for ZTV-ING & EBA fire curves for 60 minutes regarding construction joints, cable inlets etc.
TBT Firestop tunnel is tested for RWS fire curve for 180 minutes regarding construction joints, cable inlets etc.
TBT Firestop tunnel is a single-component compound offering simultaneous fire protection and moisture resistant.
Is flexible even after hardening, flue gas dense, age-resistant, temperature resistant between -30oC and +150oC.
It is treated against molds, and the surface can be painted. It is frost and road salt resistant and watertight up to 1 bar.