1, Batwing Acoustic and Smoke Seal - 12 x 12 x 2100mm - White

2, Designed for upgrading existing fire resistant doors to provide additional protection against smoke up to 200° C

3, Can be fitted with minimal disruption to the door assembly

4, Excellent acoustic performance - Approved Document E 

5, Curved fins allow easier door operation - Approved Document M 

Highly durable Strong self adhesive backing tape for fixing