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1. Two-sided switch, inward or ourward opening(or closing) the door.
2. It inspected by the national light association architectural hardware quality supervision and inspection center. It passed 0.5 million times durability test and its technical performance has complied to the national standard. It can be well used with all kinds of wooden doors, fireproof steel doors, aluminum doors and tempered glass doors.
3. Built-in redactor can prevent door or floor spring from damage in case of extreme exterior pressure or strong wind.
4. Constand tempreture device assures steady closing speed under significant difference in temperature.
1. Two-sided switch, inward or ourward opening(or closing) the door.
2. It inspected by the national light association architectural hardware quality supervision and inspection center. It passed 0.5 million times durability test and its technical performance has complied to the national standard. It can be well used with all kinds of wooden doors, fireproof steel doors, aluminum doors and tempered glass doors.
3. Built-in redactor can prevent door or floor spring from damage in case of extreme exterior pressure or strong wind.
4. Constand tempreture device assures steady closing speed under significant difference in temperature.
13924547693
+86-757-86289845
NO.134 Beiyue New District, Guicheng, Nanhai District, Foshan City, 528000, P.R. China.
