Floor spring
Maximum single-action open angle is 116° , with 90° Auto-orientation fitting. Unorientation can be made according to clients' demand.
The perpendicular and height of the door can be adjustable by 9mm. ± 4 degree adjustment is possible in zero position aligning.
Whole hydraulic pressure in door, two section speed control of closing door. The regulating position is 90° -25° And 25° -0° .
Exclusively meant GH109AV/GH109BV. This type can operate from 0° To 360° , especially suitable for double door that is needed to open wider, also suitable for single door that can be opened to 180° .
Hold points are 90° And 270° . This door can stop at any points from 95° To 265° , which represents more vacancy possibly obstructed by glass door.
Constant temperature set assures steady speed of closing under big difference in temperature.
Built-in reductor can prevent door from damage in case of extreme exterior pressure or strong wind.
Passed 500, 000 times' opening times' test.