Features: • Body in high duty cast iron. • Four forces EN 1-2-3-4 in two body sizes. • Fully reversible for in-frame or in-door mounting. • Non handed. • Suitable for metal and timber doors. • Two speed valves for individual control of closing and latching. • Overpressure relief valve. • Adjustable hold open (optional). • Force sizes EN 3-4 have conformity. Specifi cation text: Hydraulic rack and pinion door closer. MAB 800 series fully concealed into the door or into the head frame, non handed, marked, suitable for fi re doors, MAB 800 series.