Features of the profile for spring-loaded doors are as follows:

1、The new series is characterized by innovative design, high production rate and is suitable for the manufacture of doors used in all kinds of buildings.

2、Single or double spring-loaded designs are available.

3、A large range of hardware fitting is available for this series of profile. With an economic price, and better heat insulating properties than floor-loaded aluminum doors, this series will inevitably be widely utilized.