Floor Spring
Max Door Weight : 130-150kg
Max Door Width :2100mm
Max Door Height : 2500mm
1.Have passed many opening and closing tests,meeting safe application standards；
2.Bult-in pressure relief valve to protect the unit against any abuse from strong pressure or strong wind when closing the door；
3.Filled with high quality anti-icing hydraulic oil,ensuring smooth and flexible operation of mechanical parts at different temperatures；
4.Door openning angel at 116° at your option；
5.90°Stop device or non-stop device at your option.；
6.With single closing speed adjusting valves at 116°~0°to match different closing purposes ；
7.General designed is suitalbe for opening doors with left/right hand and single/double opening,accessories are available for each means；
8.Adjustable axis is designed to install and adjust easily&precisely.
