Automatic doors, glass sliding doors, all-glass doors, aluminum doors and walls, production and assembly of all-glass frame and frameless walls, sale of Dorma fittings, production of aluminum doors from Hueck profiling, production of fire automatic doors, electric door operators, door closers, production and assembly glass roofs and railings, shower doors, production of shower enclosures, supply and installation of mobile walls and partitions for the interior, balcony walls.