The oversized door/gate type BR2.4 are made on the basis of a block structure from the profile 3 mm thick with the filling of zinc plated steel sheet 1,5 mm thick. The maximum dimension in passage clearance is 4500x4500 mm. The dimensions may be changed but not more than a maximum of 20.25 m2 of the surface area. The maximum weight of the leaf is 500 kg. They can be made in a version with a symmetrical or asymmetrical division, with full leaves, glazed or with a technical transition - wicket. The oversized door BR2.4 has undergone appropriate tests in research institutes and meets the safety and operational requirements specified in the EN 13241 standard.
The BR2.4 door is characterized by a thermal transmittance of 1.3 W/m2K and a burglary resistance class RC4.
Drzwi BR2.4 charakteryzuje bardzo dobry współczynnik izolacji cieplnej równy 1,3 W/m2K oraz odporność na włamanie klasy RC4.