CDC-CA-6800 Concealed Door Closer with Cam Action Technology Cam Action Concealed Door Closer with Adjustable closing force EN 2-4 Easy opening action Power adjustable Adjustable closing speed in two independent ranges Non handed design With track arm Maximum door weight-upto 80Kg. Maximum door width-1100mm Minimun door thickness for installation-40mm Fire tested and certified by Warrington APT Laboratories.UK Test certificate available on request Can be mounted to door leaf and transom Tested to EN 1154 Finish: Silver