Professional two-component polyurethane foam with high strength. It hardens during 30 minutes after application throughout its volume even without the access of air. It features a very high adhesive strength to various construction materials. Thanks to its composition it has a reduced flammability class and complies with the ČSN EN 13501-1 (DIN 4102) standards. After hardening it has a constant volume – it does not shrink nor perform post expansion. The product is designed for quick installation of window and door frames, filling of closed cavities and formation of thermally and sound insulating layers.