Floor box model KF410/1, from the Simon K45 professional components series. Specially designed element for raised floor installation, comprising a solid and professional assembly and installation closure system. It is an adjustable box for 4 elements for raised floor installation, enabling recessed installation into a raised floor. Box made from plastic materials with grey-coloured finish. Includes metal components with self-extinguishing, halogen-free thermoplastic insulation that guarantees there is no flame propagation in case of fire and low toxicity. After configuration and installation, it may be combined with the flush-mount trim cover element (Art. No. 52053102-035) if it is not installed in a floor with the same finish. It measures 171 x 187 x 92 mm, and is a very versatile element that plays an active role in various professional installation plans.