Please see the picture as to the spring hinge type we need ! This is to be used on fire doors! 联系方式Co:Alperen Fire Doors Ind. & Trade Ltd. Co. Add:Pendik, Istanbul, Istanbul, Turkey Tel:90-216-5409310 Fax:90-216-5409311 Email:kayalierol@hotmail.com Website:http://www.alperendoor.com.tr/ Mobile:90 541 4861048
