The features of VIROS strip brush:

1.Reduce air infiltration as much as 40% as compared to rubber seals. Proven to be 98.5 % effective!

2.The brush design forms a solid wall of thousands of filaments for a complete weather tight seal. 

3.Conforms to irregular surfaces without impairing operation of the door, rack cabinet, escalator, desk, etc. 

4.Will not crack or deform even at 70F degrees below zero.

5.Independent tests prove over million operations without degradation. 

6.Provide an effective airflow sealing solution, manage air temperatures,It is the best way to keep heat in and rain, snow, wind, sand, debris, insects and rodents from penetrating the perimeter of your door, rack cabinet, desk, etc. 

7.Can be made by UL94 V-0 Flame Retardant filament material.

8.Common use for Residential or Commercial Building.