Sponge seal for fireproof doors

Technical characteristics:

Ideal solution for doors with fire safety certification
In addition to its heat-insulating function, in which it isolates currents of hot/cold air and dust, it also performs a sound-insulating function, as it isolates noises coming from the outside environment and vice versa.
Long-lasting, waterproof, antifreeze, with low deformation coefficient. Special for sealing all kinds of doors.
The highest quality category with a durability of more than 20 years.
In a roll of 25 meters.