The access panel  F4 model consists of aluminum profiles, with plasterboard inlay GKF 12.5 mm (EI30) or 25 mm (EI120/EI90/EI60/EI30) and two latches. Both, an outer and an inner frame of the access panel consist of four single frames, which are firmly connected due to a special welding process. The access panel is equipped with two catchwires. In order to avoid accidents, this safety-system has to be secured after each opening. A joint gap of 1.5 mm is visible between outer frame and door leaf, which is equipped with a circumferential fire-resistant seal (foaming). The concealed snap locks open the access panel when pressure is applied to the flap on the spring loaded latch side. Possibility of application: on partition wall EI30/EI60/EI90/EI120. Tested according to the European standard EN. The panel is tested up to the size 1000x1000 mm with certificate from both sides of the wall. Dimensions: Customized sizes can be produced in every dimension upon enquiry.