The DC6 door closer is a compact classic line model with fully adjustable closing speed by means of two regulating valves and adjustable end stroke. It is a model for use in residential and commercial doors fast and easy to install and adjust. Certificate for fire doors. CE certificate. Strength in 2-4. Door width of less than 1100 mm. Door weight from 25 to 85 Kg. With opening retention. With sliding arm.