BC-BA026
Description
After constant innovation end optimization by our technical research end development team, the shell and fire-resistent material are filled in one time. which is beautiful and firm. In case of fire, the fire—resistant expansion sesi can expand rapidly and seal the gap between the door frame and the door leaf, effectively preventing the spread of fire and smoke. Not easy to ash, no cracking, strong tensile strength, expansion coefficient can reach 1 5—20 times, to meet the requirements of fire.
The rigid fire strip with wings Is referred to as smoke proof strip, smoke proof strip, with wings in the middle and wings on both sides.
Product features:
Not affected by water and moisture, standard length 2.1 rn/strip, can be customized according to customer requirements color and size. Suitable for all kinds of steel and wood fire doors, building general clearance.
Has passed the national fire building material quality supervision and testing center type testing end fire end smoke prevention European Union report.
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