The choice of the spring is mainly for the weight of the glass door to choose different models of the spring ...
1, too light glass doors such as the use of load-bearing too much of the spring, both to increase the cost of manufacturing doors, but also because of too heavy can not get the ideal effect ...
Proper use of the spring should pay attention to the following points ...
1. Sound (open the door, close the door click Kaka sound) ...