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Oops ! Our English website is under development, we expect the development to be over by June , We highly regret the inconvenience caused.
Kindly bear with us and for enquiries please contact mail@kinlong.com .
1、通过美标ANSI/BHMA A156.4 一等品要求
2、通过UL228\UL10C(3h 防火)认证
3、逃生门或防火门必须采用无驻持功能的闭门器
4、左开门、右开门均可使用,不区分左右门
5、仅满足单向开启,适用于木门、金属门、有框门等门型
6、开门缓冲功能:当门开启至65°后,开门便会产生明显阻力
7、力矩调节功能:通过调节力矩调节阀的圈数,来实现不同门宽与门重的需求
8、力矩可调:可根据门的大小、重量的不同调节开门力度