The contained dimensions and the extraordinary force make this door closer particularly suitable for the closing of internal and external doors with a weight up to 170 kg. Thanks to the use of the particular thermostatic oil that limits the interventions of regulation of it, the S 5000 guarantees the full operation under extreme climatic conditions (-25°C +60°C) also over the limits foreseen by the most severe legislations. Every floor spring is equipped inside with an overload valve that acts in case of abrupt closings of the door. The floor springs standard production is foreseen with Italian fixed pivot, but, on request it can be furnished with square to measure and/or with interchangeable pivot.