The DC3 model is very simple to install and is the ideal solution for interior doors of different styles and designs. Its slim and compact design ensures a simple and trouble-free installation. Fully adjustable forces and closing speeds. In normal version and sliding guide arm. Certificate for fire doors. CE certificate. Force in 2-5. Door opening from 850 to 1100 mm. Door weight from 25 to 85 Kg. With opening retention.