Polyurethane foams are greatly used in automotive and furniture industries. They are mostly used for production of mattresses, cushions, car seats, exercise mats, filters, but also for noise reduction in rooms or for sponges. PUR foams have a variety of properties, such as shape memory, different types of stiffness, some types have low flammability and a rapid expansion, thus they are used to anchor door frames of fireproof doors or windows.